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F(x) = -4x² + 3x − 11
Find f(-4)

User Abbra
by
5.3k points

2 Answers

6 votes

Explanation:

1.


f( - 4) = - 4( - 4) ^(2) + 3( - 4) - 11

2.


f( - 4) = - 4(16) - 12 - 11

3.


f( - 4) = - 64 - 23

4.


f( - 4) = - 87

User Grimmig
by
4.8k points
5 votes

Answer:

f(-4) = - 87

Explanation:

f(-4) = - 4·(-4)^2 + 3·(-4) - 11

f(-4) = - 4·16 - 12 - 11

f(-4) = - 64 - 12 - 11

f(-4) = - 87

User Stephan Richter
by
5.8k points