A. No because -2*-3=6
B. No because if you plug in 5 it will be 1-2(5) which equals -9
C. No because when you plug in -4 it will be 4+6(-4) which equals to -20

6 0

3 years ago

Cot ø undefined for ø

muminat

Answer:

cot q = x/y

Step-by-step explanation:

cot q = x/y

It's a trig function

3 0

3 years ago

What is the simplified form of 162

SashulF [63]

Answer:

9 √ 2

Step-by-step explanation:

1. Rewrite 162 as $9^{2}$ ⋅2

2. factor 81 out of 162

$\sqrt{81 (2)}$

3. Rewrite 81 as $9^{2}$

$\sqrt{9^{2}.2 }$

4. Pull the terms from under the radical

$\sqrt[9]{2}$

I hope this helps :)

5 0

3 years ago

The solution of the equation 7x+2=23 is ?

ikadub [295]

7x+2=23
Move 2 to the other side
7x=23-2
7x=21

To isolate the x divide both sides by 7
x=3

To check plug the value of x back in

7(3)+2=23
21+2=23
23=23

3 0

3 years ago

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