Math Chapter Wise question with answer

Q01 f(x) = sinx + cos 2x, (x > 0) has minima for value of x equals to: English · NVS PGT 2022 Q02 If the function f(x) = a sinx + 1 3 sin3x has maximum value at x = π 3, the value of a is English · UP PGT 2011 UPPSC Ashram Paddhati 2021 Q03 If the function ((()) 1 f x asinx sin3x 3 = + = + has maximum value at x 3 π = then the value of a is: English · PGT 2011 Q04 The equation of tangent to the curve y = x + sinx. cosx at x = 2 π is: English · KVS PGT 2023 Q05 f(x) = sinx is strictly increasing in the interval: English · OAVS TGT 2018 Q06 The function sinx(1+cos x) is maximum in the interval (0,π). Then: English · PGT 2000