In: Math
solve the given equation. 7 sin2(θ) − 22 sin(θ) + 3 = 0
if this is quadratic equation;
roots are and
for this,
a=7 , b=-22, c=3
soltions 1:- solution 2
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=0.143 & = 3
range of always lies from -1 to 1, so
valid answer is = 0.143