Question

Determine a derivada da função f(x) = 4x²-2cos x + 3x no ponto x0 = 0

Answer 1

$f(x)=4x^2-2cos(x)+3x$



$f'(x)=8x-(-sen(x))+3$



$f'(x)=8x+sen(x)+3$



$f(0)= 8*0+sen(0)+3$



$\boxed{\boxed{ f'(0)=3 }}$