Answer:
6
Step-by-step explanation:
6 X 7 = 42
Subtraction is "addition of the opposite."
8 - 9 = 8 + (-9)
-7 - 2 = -7 + (-2)
-6 - (-3) = -6 + 3
9514 1404 393
Answer:
x³ +9x² +27x +27
Step-by-step explanation:
Put x where 'a' is, and put 3 where 'b' is in the given pattern, then simplify.
(x +3)³ = x³ +3x²(3) +3x(3²) +3³
= x³ +9x² +27x +27
Your answer is 3.
You multiply 3 everytime,
So 1x3=3