Find a value of 3a+4b when a=17 and b=9. Then use the formula v=u+at when the initial velocity is 3 m/s, the acceleration is 1.5

Question

3 years ago

15

m/s squared and the time is 7 seconds.

1 answer:

Stels [109] · Answer 1 · 2022-06-15T14:06:40+03:00

Answer:

<h2>the velocity is v= 13.5m/s.</h2>

a) The value of

b) The velocity is .

Step-by-step explanation:

Part a

Given:

and

Find the value of given expression =

Put a, b value in given expression

The value of

Part b

Given:

the initial velocity is

the acceleration is

the time is seconds

The given formula to find the velocity.

where ,

u = initial velocity

t = time

Put all the value in given velocity formula

hope this helped