Answer:
30
Step-by-step explanation:
Just insert the value of x into the equation.
x = 3 right?
6^2 + 3 - 3^2 because x = 3
36 + 3 - 9 = 39 -9 = 30
:D
Answer:
[(a)^2-(4^2)](a+4)
Step-by-step explanation:
If you mean this one then:
Yes it is a perfect square, since you get a whole number as the original points
And the answer is C
Answer:
4x(3x^2-x+5)
Step-by-step explanation:
12x^3-4x^2+20x
=4x(3x^2-x+5)
Add 25 to both sides x-25 +25 =7 +25
x =32