Math, asked by meherbegum60, 2 months ago

If a = 3 Cos2 ; and b = 3Sin2 +1; then find a+b

Answers

Answered by Anonymous

4

Step-by-step explanation:

a+b= 3Cos2 + 3Sin2 +1

= 3( Cos2 + Sin2 ) +1

= 3 × 1 +1 [ sin2+ cos2 = 1 ]

= 3+1

a+b = 4

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