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If f(x) = -3x2 - 4x + 8, find f(-6)

If f(x) = -3x2 - 4x + 8, find f(-6)
asked 215k views
4 votes
If f(x) = -3x2 - 4x + 8, find f(-6)

asked
User JG Estiot
by
8.9k points

2 Answers

7 votes

Answer:

-3 × 2- 4x + 8 = -3 × 2 + -4 × -6 + 8 = -6 + 24 + 8 = 10

answered
User Prathap Badavath
by
8.1k points
3 votes

Answer:

-76

Explanation:


f(x) = - 3 {x}^(2) - 4x + 8 \\ f( - 6) = - 3 {( - 6)}^(2) - 4( - 6) + 8 \\ f( - 6) = - 3 {( 36)} + 24+ 8\\ f( - 6) = - 108 + 32\\ f( - 6) = - 76

answered
User Ronan Quillevere
by
9.1k points
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