Question

4(x + 9)`2 - 8 + -32

Answer 1

4x² + 72x + 284

Explanation:

4(x+9)² - 8 + -32

= 4(x² + 18x + 81) - 8 - 32

= (4*x² + 4*18x + 4*81) - 8 - 32

= 4x² + 72x + 324 - 40

= 4x² + 72x + 284