40%=0.4
15*0.4
6
15-6
9 darts didn't hit the bull's eye
Answer: girllll ion know
Step-by-step explanation:
Answer:
y = x² - 10x + 41
Step-by-step explanation:
The standard form of a quadratic is ax² + bx + c : a ≠ 0
Given
y = (x - 5)² + 16 ← expand (x - 5)²
= x² - 10x + 25 + 16
= x² - 10x + 41 ← in standard form