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The Equation 3 Sin 2 X 10 Cos X 6 0 Is Satisfied If

1) x = nπ ± cos-1(1/3) 2) x = 2nπ ± cos-1(1/3) 3) x = nπ ± cos-1(1/6) 4) x... View Article

1) 8 2) 9 3) 5 4) 7 Answer: (3) 5 Solution: Given, sin 3θ = sin θ 3 sin... View Article

1) 0 2) 1 3) 2 4) infinite Answer: (4) infinite Solution: Given, y = ex y = sin x... View Article

1) 0 2) 1 3) 2 4) 3 Answer: (1) 0 Solution: Given, 1 + sin x sin2 x/2 =... View Article

1) 0 2) 1 3) 2 4) 4 Answer: (3) 2 Solution: Given, 2 sin2θ – cos 2θ = 0... View Article

1) 3 2) 2 3) 1 4) 0 Answer: (1) 3 Solution: Given, sin x = sin 2x sin 2x... View Article

1) 2nπ ± π/4, n ∈ Z 2) 2nπ ± π/3, n ∈ Z 3) 2nπ ± π/6, n ∈... View Article

1) {2nπ + π/3, n ∈ Z} 2) {nπ ± π/6, n ∈ Z} 3) {nπ + π/3, n ∈... View Article

1) 1 2) 2 3) 3 4) 4 Answer: (4) 4 Solution: Given, 3 cos 2x – 10 cos x... View Article

1) x = 2nπ 2) x = nπ + 1 3) x = (n + 2) π 4) None of... View Article

1) π/6 2) 2π/3 3) 5π/6 4) π Answer: (3) 5π/6 Solution: Given, 2sin2θ + √3 cos θ + 1... View Article

1) 2nπ + α 2) 2nπ – α 3) nπ + α 4) 2nπ – α Answer: (3) nπ +... View Article

1) infinitely many solutions 2) no solution 3) two solution 4) only one solution Answer: (2) Solution: Given, √3 sin... View Article

1) 2 2) 2/√3 3) 2/√5 4) 1/2 5) 1/√5 Solution: (5) 1 / √5 y = e2x + x2... View Article

1) π/2 2) tan-1 4/3 3) π/3 4) π4 5) tan-1 3/4 Solution: (5) tan-1 (3 / 4) y =... View Article

1) (a, 0) 2) (-a, 0) 3) (a / 2, √3 / 2 a) 4) (0, a) 5) (0, a2)... View Article

1) (0, 2) 2) (1, 0) 3) (-1, 6) 4) (2, -2) Solution: (2) (1, 0) Given y = x... View Article

1) 1 2) -1 3) – (3/4) 4) 3/4 Solution: (1) 1 y = f (x) y’ = f ‘(x)... View Article

1) π/4 2) π/2 3) π 4) 3π/2 Solution: (2) π / 2 f (x) = ex sin x f’... View Article

1) y = 0 2) y = 1 3) y = 2 4) y = 3 Solution: (4) y =... View Article