Question

If y=2x^3+8x, find the values of delta y and f'(x)delta x in each case
(a)x=2 and delta x=1
(b) x=2 and delta x=0.008

Answer 1

differentiate

Answer 2

6x^2+8

Answer 3

now plug and play

Answer 4

I don't understand the delta thing though? o.O

Answer 5

@Luigi0210

Answer 6

@raffle_snaffle come back and explain xD

Answer 7

\(\Delta y = f(x+\Delta x ) - f(x)\)

Answer 8

its just the change un function value in \(\Delta x\) intercal

Answer 9

^YES, THAT'S WHAT i WAS TRYING TO REMEMBER. Sorry about the caps >.>

Answer 10

I REMEMBER THIS

Answer 11

Okay got it got it got it

Answer 12

cool :)

Answer 13

@Luigi0210 are you here?:)