Question

evaluat sin^2 60°+ 2 tan 45°- cos^2 30°​

Answer 1

Answer:

2

Step-by-step explanation:

Sin 60° =√3/2

tan 45°= 1

cos 30°= √3/2

so, Substituting the values

(√3/2)^2 + 2 x 1 - (√3/2)^2

=>3/4 + 2 -3/4

=>2 (Ans.)

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