Question no 1754 SSC CGL Tier 1 Quantitative Aptitude Questions and Answers Free Online Mock Test 43

SSC CGL Tier 1 :: QA Test 43

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1 .

If sinθ+ $sin^2$θ = 1, then value of $cos^2$ θ+ $cos^4$θ is

Answer : Option B

Explanation :

sinθ+ $sin^2$θ = 1,
sinθ= 1-$sin^2$θ -$cos^2$θ = 1,
$cos^2$ θ+ $cos^4$θ= sinθ+ $sin^2$θ
=1

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