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OpenStudy (anonymous):
Find the derivative of f(x) = -4x2 + 11x at x = 10. a. -19.5 b. -69 c. 30 d. -300 I have done this question multiple tmes and cant figure out what im doing wrong. I got 69 but not negative 69...
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OpenStudy (anonymous):
\[f(x)=-4x^2+11x\\ f'(x)=-8x+11\] find \[f'(10)\]
OpenStudy (anonymous):
it is pretty clearly negative right?
OpenStudy (anonymous):
OH wow ive been making it way more complicated. Thank you so much.
OpenStudy (anonymous):
yw
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