Question

Evaluate a2−b2a−b if a=−3 and b=−5

Answer 1

89

Step-by-step explanation:

Step 1: Define

a² - b²a - b

a = -3

b = -5

Step 2: Substitute and Evaluate

(-3)² - (-5)²(-3) - (-5)

9 - 25(-3) + 5

9 + 75 + 5

9 + 80

89