Question

prov that sin60 cos30 +cos60 sin30=1​

Answer 1

Answer:

LHS=sin60cos30+cos60sin30=√3/2*√3/2+1/2*1/2=3/4+1/4=4/4=1=RHS

Answer 2

Step-by-step explanation:

Put

sin60 = √3/2

cos30= √3/2

cos60=1/2

sin30 = 1/2

= (√3/2) (√3/2) + (1/2) (1/2)

= 3/4 + 1/4

= 4/4

= 1

Thus proved