Question

value of the cos30* cos60* + sin45* cos45*​

Answer 1

Answer:

Hey mate here is the answer

Step-by-step explanation:

(√3/2)*(1/2)+(1/√2)*(1/√2)

(√3+1)/4 + (1/2)

(√3+1+2)/4

(√3+3)/4

Hope it helps you

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Answer 2

$( \cos(30) \times \cos(60) ) + ( \sin(45) \cos(45) ) \\ = (\frac{ \sqrt{3} }{2})( \frac{1}{2}) + ( \frac{1}{ \sqrt{2}} )( \frac{1}{ \sqrt{2} } ) \\ = \frac{ \sqrt{3} }{4} \times \frac{1}{2} \\ = \frac{ \sqrt{3} }{8}$

Hope this helps.

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