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Inverse Trigonometric Functions · 2019 · 10 Apr · Shift 2

1 Mathematics questions from this JEE Main paper

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2019 · 10 Apr · Shift 2
Mathematics
Inverse Trigonometric Functions

Inverse Trigonometric Functions · 2019 · 10 Apr · Shift 2

1 Mathematics questions from this JEE Main paper

Q31.If $cos^{- 1} x - cos^{- 1} \frac{y}{2} = α$ ,where –1 $\leq$ x $\leq$ 1, – 2 $\leq$ y $\leq$ 2, x $\leq \frac{y}{2}$ , then for all x, y, 4x2 – 4xy cos $α$ + y2 is equal to :
Mathematics · Inverse Trigonometric Functions · MCQ