Quantitative aptitude

If 2Sin²3θ -1=0. Then find 2cos6

April 3, 2024

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If 2Sin²3θ -1=0. Then find 2cos6

If 2Sin²3θ -1=0. Then find 2cos6 ?

(a) -2

(b) 4

(c) 0

(d) 1

Sol:

If 2Sin²3θ -1=0. Then find 2cos6

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A person spends 87.5% of his income. His income increases by 59% and expenditure increases by 67%. Find his percentage increase or decrease in savings

If 2Sin²3θ -1=0. Then find 2cos6

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