sparkle006 sparkle006

16-10-2020
Mathematics

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Hi I need help :( Pls show your working..Will give brainliest for helpful answer

Hi I need help Pls show your workingWill give brainliest for helpful answer class=

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abdelsalammukasabe abdelsalammukasabe

16-10-2020

Answer:

number 10

dy/dx =(dy/dt).(dt/dx)

now find

dy/dt=4t-1. , dt/dx=1

so : dy/dx=(4t-1).(1)

dy/dx= 4t-1 ,we have x=t-3-----> t=x+3

subtitute at t

dy/dx= 4(x+3)-1=4x+12-1= 4x+11

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