Question

Simplify 2 sin 30+3tan 45

Answer 1

2sin30 + 3tan45

=2×0.5 +3×1

=1+3

=4

Answer 2

2sin 30 +3tan 45

=as we know, sin 30=1/2 and tan 45=1

so,2×1/2+ 3×1

=1+3

=4