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What is the value of f(-2) when f(x) = 2x2−3x+28
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What is the value of f(-2) when f(x) = 2x2−3x+28

User Shivan
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2 Answers

12 votes

Answer:

f(x)=x−4x2−3x−28 f ( x ) = x - 4 x 2 - 3 x - 2 8 .

Explanation:

User Functionaldude
by
4.0k points
8 votes

Answer:

  • f(-2) = 42

Explanation:

Given function:

  • f(x) = 2x²−3x + 28

Find f(x) when x = -2

  • f(-2) = 2(-2)² - 3(-2) + 28 = 2(4) + 6 + 28 = 42
User Keuminotti
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