Help please!!! I’m having trouble and don’t know how to word any of this or what to do!

Help Please!!! Im Having Trouble And Dont Know How To Word Any Of This Or What To Do!

Answers

Answer 1

Answer:

Multiply 7*3

.

5

x√x21

your answer is 5x in square root power of 21


Related Questions

Can someone help me with an idea please? I need something like this for math and science week but i think my idea is really lame. It has to be a photograph and it can be physics, chemistry or math! Pls lmk your ideas cuz im running out of them

Answers

Answer:

take a light bulb and a potato and some wires connect together will give light

Answer:

i have attached a pic of an idea that might help you

:)

Please help me on this homework assignment, 20 points to whoever can help me and give me a good answer. it is asking for the height and the bottom number under the 90 degree angle is 6.

Answers

Answer:

h = 3 sqrt(21)

or

h = 13.75

Step-by-step explanation:

The perimeter of the rhombus is 60 feet. Like a square, all the sides of a rhombus are equal. Therefore your first step is to find FK which is a side.

FK = 60/4 = 15 feet.

Now you can use the Pythagorean Theorem.

a^2 + b^2 = c^2

a = 6

b = height or = h

c = 15

6^2 + b^2 = 15^2

36 + b^2 = 225

b^2 = 225 - 36

b^2 = 189

sqrt(b^2)= sqrt(189)

b = sqrt(3 * 3 * 3 * 7)  You can take out the square of 3 * 3 and make it 3.

b = 3 * sqrt(3*7)

b = 3 * sqrt(21)

Please help me please hurry

Answers

Answer:

A = $10.50

B = $17.50

C = $24.50

Step-by-step explanation:

what is the quotient of 81.5 ÷ 1.25?

Answers

Answer:

The answer is 65.2 because you divide 81.5 by 1.25

answer would be 65.2. have a nice day

Your Gps shows that your friends house is 10.0 km away, as shown in the image below. but there is a big hill between your house and you dont want to bike the directly. You know your friends street is 6.0km north of your street. How far do you have to ride before turning north to get to your friends house?

Answers

Answer:

2.0km

Step-by-step explanation:

A bag of kibble and 4 cans of cat food cost $8.40. The kibble
costs $6. Use the equation 4x+6= 8.40 to find x, the cost of
one can of cat food.
A $0.65
B $0.60
C $0.30
D$0.70

Answers

Answer:

B: $0.60

Step-by-step explanation:

4x+6=8.40

4x=2.40

2.40 / 4 = .6

.6 = 0.60 or 60 cents

Answer:$0.60

Step-by-step explanation:

A bag a kibble is 6$

Subtract the cost for the kibble to the cost of all products.

  $8.40

-  $6.00  

  $2.40...  is the cost for all 4 cans of cat food.

Then divide $2.40 by 4... That will be B) $0.60

     

Choose the equation of the the ellipse shown in the graph.

Answers

Answer: A

Hello,

Step-by-step explanation:

center =(-3,1)

a=2

b=7

[tex]\dfrac{(x+3)^2}{4} +\dfrac{(y-1)^2}{49} =1\\\\or\\\\49*(x+3)^2+4(y-1)^2=14^2\\\\Answer\ A\\[/tex]

Mary had $305 in her bank account. She deposited $250.25 more and then withdrew $317.50
from her account. What is the balance now in her account?

Answers

Answer:

$237.75

Step-by-step explanation:

you add $305 & $250.25 together which is equal = $555.25,then subtract $317.50 from it = $237.75

that's the question ?? ​

Answers

Step-by-step explanation:

Before we answer, the area of a Circle given it radius is

[tex]a = \pi r {}^{2} [/tex]

The area of a circle given it diameter is

[tex]a = \pi( \frac{d}{2} ) {}^{2} [/tex]

So let answers question 1-4.

1. The area is

[tex]1024\pi[/tex]

2. The area is

[tex]576\pi[/tex]

3.

[tex]1.225\pi[/tex]

4.

[tex]309.76\pi[/tex]

For the 5th problem, circumference is

[tex]\pi \times d[/tex]

where d is the diameter and

[tex]2\pi r[/tex]

where r is the radius.

A circumference of 100 m means the radius is 50 because

[tex]2\pi \times r = 100\pi[/tex]

[tex]r = 50[/tex]

So this means the area is

[tex]2500 {\pi}[/tex]

Arrange the decimal numbers from largest to smallest.

Answers

Answer:

0.845, 0.839, 0.748, 0.712, 0.643

Answer:

0.845, 0.839,0.748,0.712,0.643

Which of the following functions is even?

Answers

Answer: Choice C

[tex]f(x) = -3x^2 + 4[/tex]

================================================

Explanation:

If all the exponents are even, then the polynomial function is even.

Choice A has a mix of even and odd exponents here, so choice A is neither even nor odd. We can rule this out.Choice B is the same story as choice A. So we can rule that out as well.Choice C has all of its exponents even. Therefore function C is an even function, and it's the final answer.Choice D is the same story as choice A. The only difference is the leading coefficient is positive.

!Can SOME1 Help! Help FAST

A gym membership has an enrollment fee of $25 and costs $33 each month. Which expression represents the cost of the gym membership for m months?

A. 25+33m=c
B. 25+33m
C. 33+25m=c
D. 33+25m

Answers

Answer:

A. 25+33m=c

Step-by-step explanation:

Because gym membership for m month will cost the enrollment fee along with the monthly fee multiplied by the number of months (m).

So, the expression will be:

25 + 33m = c

Round 123,949 to the underlined point. 4 is highlighted

Answers

[tex]\\ \sf\longmapsto 123,949[/tex]

9 is greater than 5

[tex]\\ \sf\longmapsto 123,95[/tex]

5=5

[tex]\\ \sf\longmapsto 123,9[/tex]

9 is greater than 5

[tex]\\ \sf\longmapsto 124[/tex]

4 is less than 5

[tex]\\ \sf\longmapsto 12[/tex]

2 is less than 5

[tex]\\ \sf\longmapsto 1[/tex]

Note

Write the number until underlined point.I did it till end

Answer:

The number is 123949 (or 123.949 in case comma stands for decimal)

According the rounding rule

if the number to the right is ≥ 5, round up the number to the left, otherwise leave as is, if decimal the number to the right drops, if whole number it is replaced with zero

Round to the number 4, the second number from the right:

123950

or

123.95

Solve for x: x – 23 = 2

Answers

Answer:

X=25

Step-by-step explanation:

This is because X has to be greater than 23. Because you are taking away 35 and the answer is 2, you have to add 23 and 2, and that gives you 25!

4. A sequence is represented below.
{3, 4.5, 6.75, 10.125, 15.1875, ...}
Which representation is a formula for the nth term of the sequence?

Answers

Answer:

Step-by-step explanation:

If you have choices please give then. I'm guessing at what the answer might be.

an = a_n-1 + 1/2 a_n-1

an = 3/2 a_n-1

Let's try it out.

take 3/2 of 6.75       Multiply by 3 first

(3 * 6.75 ) / 2

20.25 / 2

10.125 which is what happens.

The total cost of a desk and a stool is $86.50.
The stool costs $25.50 less than the desk.
How much does the stool cost?

Answers

Answer:

$30

Step-by-step explanation:

d + s= 86.50----------1

d - 25.50 = s

d - s=25.50------------2

1 - 2

(d-d) +(s-(-s))=86.50-25.50

2s=60

s=60/2=$30

The cost of a stool is $30.5 if the total cost of a desk and a stool is $86.50 and the stool costs $25.50 less than the desk.

What is a linear equation?

It is defined as the relation between two variables, if we plot the graph of the linear equation we will get a straight line.

If in the linear equation, one variable is present, then the equation is known as the linear equation in one variable.

It is given that:

The total cost of a desk and a stool is $86.50.

The stool costs $25.50 less than the desk.

Let the cost of the desk is $d

Let the cost of the stool is $s

d + s = 86.50
s = d - 25.50

The above two equations represent two linear equations in two variables.

By solving by substitution method:

Plug s = d - 25.50 in the first equation

d + d - 25.50 = 86.50

2d = 86.50 + 25.50

2d = 112

d = 112/2

d = $56

s = 86.50 - 56

s = $30.5

Thus, the cost of a stool is $30.5 if the total cost of a desk and a stool is $86.50 and the stool costs $25.50 less than the desk.

Learn more about the linear equation here:

brainly.com/question/11897796

#SPJ5

Please help. I don’t understand these

Answers

you should just add the numbers than put an x after like for the first 7x

Answer:

A.7x

B.8x -1

C.6x+12

D 4+3x

E.13x-7

Replace the asterisks in the number 72*3* so that the obtained numbers will be divisible by 45.

Answers

Answer:

72135

Step-by-step explanation:

72135 divided by 45 equals 1603 so it is divisible by 45.

A hot air balloon went from an elevation of 6,813 feet to an elevation of 3,168 feet in 54 minutes. What was its rate of descent?

Answers

I agree that you are still trying so hard and to not get to see you too lol

Simplify

12 - 6(2x + 7)

Answers

Answer:

-12x - 30

Step-by-step explanation:

12 - 6(2x + 7)

=> 12 - 12x - 42

=> -12x - 30

Answer:

6 (-5-2x)

Step-by-step explanation:

12-6(2x+7)

6(2-(2x+7)) factor the expression

6(2-2x-7) remove parentheses

6(5-2x) answer!

Given the function: f(x)=−(x−3)2+3. Describe the transformations in the order in which they occur.

Answers

Answer:

First, reflection over the x- axis, then a horizontal translation 3 units to the right and 3 units up.

Step-by-step explanation:

Order does not matter. The - before the (x-3) makes a reflection over the x-axis. Then, the -3 in the (x-3) makes the graph translate 3 units to the right, and the +3 is 3 units up.

Let ABC be an isosceles triangle at A. Take point D on side AC, point E on side AB such that AD = AE a) Compare the angles ABD and ACE b) Let I be the intersection of BD and CE. What kind of triangle is ΔIBC? Why ?

Answers

9514 1404 393

Answer:

  a) they are congruent

  b) isosceles; ∠IBC≅∠ICB

Step-by-step explanation:

a) We are given that ΔABC is isosceles, such that AB≅AC. Points D and E are located so that AD≅AE. Of course, ∠A≅∠A, so ΔACE ≅ ΔABD by SAS. Then angles ABD and ACE are congruent by CPCTC.

__

b) Angle IBC is the difference between angle ABC and angle ABD. Angle ICB is the difference between angle ACB and angle ACE. These differences are between values that are the same, so the differences are the same. That means ∠IBC≅∠ICB, and ΔIBC is isosceles.

11. There are 600 students in a school. If 20% students are girls, find the number of girls.​

Answers

Answer:

120

Step-by-step explanation:

20% of 600

= 120 girls

Explanation

Total no. of students = 600%

20% of the total are girls

No. of girls = 20% of 600

20/100 × 600

⅕ × 600

120

No. of girls is 120

A rectangle has a length of 29 yards less than 9 times it’s width. If the area of the rectangle is 9418 square yards, find the length of the rectangle

Answers

Answer:

Step-by-step explanation:

w = w

L = 9*w - 29

Area = L*w

area = 9418

w * (9w - 29) = 9418

9w^2 - 29w - 9418 = 0   This monster factors, believe it or not

(9w + 277)(w - 34) = 0

9w + 277 =0

9w = - 277

w = -30.777778

w - 34 = 0

w = 34

The length = 9w - 29

L = 9*34 - 29

L = 306 - 29

L = 277

Check

Area = L * w

Area = 277 * 34

Area = 9418 just as it should.

I look like this: __ . __ __

• My tenths digit is twice my hundredths digit.
•My ones digit is equal to the sum of my tenths and hundredths
digits.
• My hundredths digit is even and greater than zero.

What number am I?

Answers

Answer: 6.42
4 is double 2
6 equals the sum of 4+2
2 is even and greater than zero

is statistics mathematics or science? defend your answer.

Answers

Answer:

There are few kind of statistics: first of all - Mathematiсal statistics. This is quite a mathematical science.

Its applications widely used in many branches of science. First of all (for me) in measurement theory. When used correctly, there is no objection to this science and its methods.

The use in the so-called "social sciences", primarily in sociology, raises many questions: first and foremost - how representative is the "sample"? To what extent does the question asked by the respondent dictate the “correct” (expected) answer? And so on. Of course, this is not a statistic, but mostly a science-like hype, covering up the absence of objective methods.

Hope this helps <3

which expression is equal to 72 +63 ?
a. 9(8+7)
b. 8(9+7
c. 7 (10+9)
d. 6 (12+10)​

Answers

Answer:

Your answer is option a.

Answer:

a. 9(8+7)

Step-by-step explanation:

If you distribute the 9 into the equation, You're basically multiplying the 9 by each term so it really becomes:

(9*8) + (9*7)

Which leaves you with:

72 + 63

which situation results in -6 as a final value

Answers

Answer:

Example:

0 - 6 = -6

4 - 10 = -6

Which explanation uses the number line to show 5 + (-5) =0

Answers

Answer:

+5 is right and - 5 is left

Step-by-step explanation:

I. If 5 + (-5) = 0

  then 5 - 5 = 0

  If 5 is on the right side

   then -5 is on the left side

Write the decimal as a fraction .014

Answers

Answer:

14/100

Step-by-step explanation:

Hopefully this helps you

pls mark brainlest

14/1000 which reduces to 7/500.

hope this helps !
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