Question

A rocket is fired vertically upwards; its height h metres after t seconds is given by
h=98t – 4.9t2
i. Find an expression in terms of t the rate of charge of height
ii. Find the maximum height reached

Answer 1

2

Answer 2

do u know calculas

Answer 3

@pitah

Answer 4

@sauravshakya not as such

Answer 5

do u know diferentiation

Answer 6

@sauravshakya yap

Answer 7

So,

Answer 8

calculate it

Answer 9

then

Answer 10

oooh thanks @sauravshakya

Answer 11

So can u?