Question

1. Sin 45 sin 30 + cos 45 cos 30​

Answer 1

Answer:

your answer is

Step-by-step explanation:

sin45=1/√2

sin30=1/2

cos45=1/√2

cos30=√3/2

1/√2(1/2)+1/√2(√3/2)

1/2√2+√3/2√2

√3+1/2√2