Question

Solve the equation
$4sin ^{2} x + 2sinx - 1 = 0$
please solve this problem with explanation.
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Answer 1

Answer:

Explanation: Call sin x = t --> 4t3+2t2−2t−1= 0 2t2(2t+1)−(2t+1)=0

Answer 2

Answer:

thank u bro.................