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Ket [755]
2 years ago
14

What is the factored form of this expression? 9x^2-65y^2

Mathematics
2 answers:
Airida [17]2 years ago
7 0
The expression isn’t factorable with rational numbers
Lesechka [4]2 years ago
6 0

Answer:

Step-by-step explanation:

I suspect it is 64 not 65,

9x^2-64y^2

= (3x - 8y)(3x + 8y).

(If it is 65 there are no factors)

You might be interested in
A lawn-mowing company is trying to grow its business. It had 26 clients when they started its business and wants to increase by
Likurg_2 [28]

Answer:

B. f(x) = 3x + 26;26≤ y ≤ 35

Step-by-step explanation:

This would be a linear equation in the form

y= mx+b

where b is the initial value (or 26 clients)

m is the slope, or the amount they want to increase by each week

y = 3x+26

Let x =0

y = 26 or what we start with

Let x =3, or be week 4 (we started with x= 0)

y = 3*3 +26

y =9+26

y= 35

3 0
3 years ago
Read 2 more answers
Can someone pls help with this question
serg [7]

Answer:

26

Step-by-step explanation:

Use the Pythagorean Theorem: a^2+b^2=c^2

5 0
3 years ago
Read 2 more answers
A highly selective university will only admit students who place at least 2-zcores above the mean on the ACT that
Harrizon [31]

Answer:

30

Step-by-step explanation:

Each z-score = 1 standard deviation from the mean, so 18 + (6 x 2) = 30

3 0
2 years ago
-y-4=4x<br> put in y=mx+b
marishachu [46]

-y-4=4x\\ \\ -y=4x+4\\ \\ y=-4x-4

<h3>First part of the problem:</h3><h3>-y - 4 = 4x</h3><h3>    + 4   + 4</h3><h3>-y + 0 = 4x + 4</h3><h3>      -y = 4x + 4</h3><h3 />

Hope this helps!

3 0
3 years ago
HELPPPPPPP MULITPLY AND FIND OUT IF ALL HESE ARE CORRECT IF THEY'RE NOT TELL ME AND PLS GIVE ME THE ANSWERS FOR QUESTION 4
pashok25 [27]

Answer:

Ok so the first one is right and the second one is right for the first question

For the second Question your also right

Step-by-step explanation:

Question 3

12/7 is greater than 6/13 and it's asking what numbers would be incorrect meaning less than 6/13 (unmark 12/7)

1/10 is correct since 6/13 is greater than 3 / 65 (It's what you get when you multiple 1/10 with 6/13)

Unmark 4/3

Unmark 3

and 13/13 is just equal to 6/13 (leave unmarked)

Question 4

I don't know kiddo it's been a while

<u></u>

7 0
2 years ago
Read 2 more answers
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