f(x) = 2X2 + 4X - 9 DIT.. F(2) DAN F'(X) SAN F'(3)..

f(x) = 2x² + 4x - 9

dit... serta peny →
f(2) = 2(2)² + 4(2) - 9
f(2) = 8 + 8 - 9
f(2) = 7

f'(x) = 2.2x + 4 - 0
f'(x) = 4x + 4

f'(3) = 4(3) + 4
f'(3) = 16

semoga berguna +_+

[tex]f(x)=2 x^{2} +4x -9 \\ f(2) = 2(2) ^{2} + 4(2) -9 \\ f(2)= 8+8-9 \\ f(2)=7 \\ \\ f(x)=2 x^{2} +4x -9 \\ f'(x)=2(2)x +4(1) \\ f'(x)=4x+4 \\ f'(3) = 4(3)+4 \\ f'(3)=16[/tex]