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What is the value of -5 in f(x)=-x^2+0.5x-5

What is the value of -5 in f(x)=-x^2+0.5x-5
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What is the value of -5 in f(x)=-x^2+0.5x-5

What is the value of -5 in f(x)=-x^2+0.5x-5-example-1
asked
User Tenika
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8.5k points

2 Answers

7 votes
The answer is 17.5, hope this helps :)
answered
User Goks
by
8.4k points
4 votes

Answer: 17.5

Explanation:

x = -5

f(-5) = -x^2+0.5x-5

= -(-5)^2 + 0.5(-5)-5

= 5^2 + (-2.5) - 5

= 25 - 2.5 - 5

= 17.5

answered
User Jacob Dalton
by
8.5k points
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