Question

If A=30 degree: so that 1+Sin 2A+Cos2A /(SiinA+CosA) =2CosA

Answer 1

1+sin 60+cos60/sin30+cos 30=2*cos30

Answer 2

Answer:

If A = 30°; show that: 1 + sin 2 A + cos 2 A sin A + cos A = 2 cos A.

Step-by-step explanation:

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