1.

Sin 30. Cos 45 + Sin 45. Cos 30​

Answer»

Step-by-step EXPLANATION:

SIN 30 = 1/2

cos 45 = 1/√2

sin 45=1/√2

cos 30=√3/2

1/2. 1/√2 + 1/√2 . √3/2 = (1+√3)/2√2



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