12 x 12 x 11
12 x 12 = 144
144 x 11 = 1584
the answer is 1584 ! hope that helps :)
Answer:
5cm
Step-by-step explanation:
Answer:
3 + 2x : his has a coefficient of 2
Step-by-step explanation:
hop this helps
plz mar brainliest
The answers are boxed the rest of it is just the work in case you want to know how to do it.
Hello,
well done.
As x^3-7x²-9x+63=(x-3)(x+3)(x-7) we must have x>3 and x>-3 and x>7 thus x>7
Explanations:
x^3-7x²-9x+63=x^3-9x+(-7x²+63)=x(x²-9)-7(x²-9)=(x²-9)(x-7)=(x+3)(x-3)(x-7)
