Question

2. Prove that 3+2√5 is irrational.​

Answer 1

let us assume that 3+2√5 is a rational number

3+2√5= a/b

2√5= a/b-3

2√5=a-3b/b

√5=a-3b/2b

we know that √5 is a irrational number

therefore,

3+2√5 is a irrational number

Answer 2

Answer:

I hope it is helpful to you

particle start motion from rest according to formula θ=(t4/60)- (t/4). Then the angular velocity and angular acceleration at time t=10s.