Answer :
Answer:
a² + b² = 56
Step-by-step explanation:
(a - b)² = a² - 2ab + b² ← substitute values
40 = a² - 2(8) + b²
40 = a² - 16 + b² ( add 16 to both sides )
56 = a² + b²
Answer:
a² + b² = 56
Step-by-step explanation:
(a - b)² = a² - 2ab + b² ← substitute values
40 = a² - 2(8) + b²
40 = a² - 16 + b² ( add 16 to both sides )
56 = a² + b²