Answer:
Step-by-step explanation:
This is your correct answer if ur aim is simplification!
Answer:
x² - 16
Step-by-step explanation:
Given
(x - 4)(x + 4)
Each term in the second factor is multiplied by each term in the first factor, that is
x(x + 4) - 4(x + 4) ← distribute both parenthesis
= x² + 4x - 4x - 16 ← collect like terms
= x² - 16
Answer:
Ans of No.3
C 40÷(x+4)
Step-by-step explanation:
question 40÷(4+x)
ans nothing changed but x move to front of 4 and 4 move behind of x