Answer:
Step-by-step explanation:
2. f(x) = x - 2x² - 5 + 10x
=-2x² + 8x - 5
f'(x)= -4x + 8
4. y = 100(45x - 30 - 3x³ + 2x²)
= 100(-3x³ + 2x² + 45x -30)
= -300x³ + 200x² + 4500x - 3000
y' = -900x² + 400x + 4500
Answer:
120
Step-by-step explanation:
z=8 w=8
7(8)=56
8(8)=64
56+64=120
Answer:

Step-by-step explanation:
x^2 + 1 = 4
x^2 = 3

Answer:
a number or placement number
Step-by-step explanation: