Answer:
d
Step-by-step explanation:
BC supplementary means they add up to 180 and answer d adds up to 180
Answer:
x = -4 / 3
Step-by-step explanation:
Answer:
P(x) = -5(x² - 12)² + 405
Step-by-step explanation:
P(x) = -5x² + 120x - 315
Factor out -5 from the first two terms
P(x) = -5(x² - 24x) - 315
Complete the square
P(x) = -5(x - 12)² - (-5(-12)²) -315
P(x) = -5(x - 12)² + 720 - 315
P(x) = -5(x - 12)² + 405