Answer:
x = sqrt(7) or x = -sqrt(7) thus of the choices you have A:
Step-by-step explanation:
Solve for x:
x^2 = 7
Take the square root of both sides:
Answer: x = sqrt(7) or x = -sqrt(7)
Answer:
r + 7 is a factor.
Step-by-step explanation:
You have to divide by r + 7. If the remainder is 0, then r + 7 is a factor of .
I did that and the remainder was 0.
So, yes, r + 7 is a factor.
You will need to learn how to do that division in order to solve this problem. OK?
when dividing subtract the powers
so you would do 6-2 = 4
so b = 4
Answer:
ask to ur teacher
Step-by-step explanation:
Answer:
12
Step-by-step explanation:
23 - (2 + 4) - 15/3
23 - (6) - 5
23 - 6 - 5
12