Q241.x dx e 1 is–
Correct answer: x/log 1 e c
Q242.3 dx x 1 x is equal to–
Correct answer: 3 1 1 x 1 log c 3 1 x 1
Q243.3 2 dx x x is equal to
Correct answer: 4 log 3
Q244.If x x e [f(x) f (x)] dx e sin x c then f(x) is equal to–
Correct answer: sin x
Q245.Area bounded by parabola y2 = x and straight line 2y = x is–
Correct answer: 4 3 sq. units
Q246./ 2 0 log π ∫ ∫ (sin2x) dx has the value:
Correct answer: log2 2 π −
Q247.The area of the region bounded by the curve y = x2 and line y = 4 will be
Correct answer: 32 3 Square unit
Q248.The Integral with respect to x of the function 2 f(x) 1 x = + will be
Correct answer: 2 3/ 2 2 (1 x) k 3 + +
Q249.Integral find value of 6 5 0 sin xcos xdx π ∫
Correct answer: 0
Q250.Above the x-axis the area bounded by the curve (()) 2 3 y 2a x x − = − = and the line x = 2a is-
Correct answer: 2 3 a 2 π
Q251.The value of is (()) x e 1 sinx dx 1 cosx + ∫
Correct answer: x x e tan c 2 +
Q252.If (()))((()) 1 dx A Btan f(x) C, x sinx 4 sinx 1 tan 1 2 − = + + = + + = + + = + + + − − ∫ Then
Correct answer: () x 4tan 1 2 2 2 A,B,f x 5 5 15 15 + =
Q253.Integral of |x|, if x < 0 is
Correct answer: 2 x c 2 − +
Q254.The value of Integral 1.5 2 0 x dx ∫ ∫ is (where [x] is greater integer ≤ x)
Correct answer: 2 2
Q255.If /4 n 0 a tan xdx, π = ∫ ∫ ∫ then a2+a4, a3+a5 and a4+b6 will be follow -
Correct answer: H.P.
Q256.The area bounded by the graph of the curve 1 y tan x,0 y 2 − − π = ≤ < = ≤ < = ≤ < = ≤ < from x = 0 to x = 1, the axis of x and the ordinate at x = 1 is:
Correct answer: 1 log2 4 2 π −
Q257.The integral ((()) cos logx dx ∫ ∫ equals:
Correct answer: () () { } x sin log x cos log x c 2 + +
Q258.The value of c>0, for which ((()) c 0 x 1 x dx 0 − = ∫ ∫ is:
Correct answer: 3/2
Q259.The value of the integral 100 0 | sinx | dx π ∫ ∫ is:
Correct answer: 200
Q260.If ((()) / 4 n 0 f n tan xdx π = ∫ ∫ ∫ then f (3) + f (1) equals:
Correct answer: 1/2