Question

if f(x)=x³+2x²-3z+1,evaluatef(-1)​

Answer 1

Solution:

Given,

→ f(x) = x³ + 2x² - 3x + 1

We have to evaluate f(-1)

So,

→ f(-1) = (-1)³ + 2 × (-1)² - 3 × (-1) + 1

→ f(-1) = -1 + 2 + 3 + 1

→ f(-1) = 1 + 4

→ f(-1) = 5

★ So, the value of f(x) at x = -1 is - 5

Answer:

• f(-1) = 5

•••♪

Answer 2

Answer:

-2-3z

Step-by-step explanation:

(-1)³+2*(-1)-3z+1

-1-2-3z+1

-2-3z