MCQ Bank
x=1 is a critical value of the function.
f(x)=(x-1)^3
NOTE: x^n means ‘x’ to the power ‘n’
- A) False
- B) True
- C)
- D)
12+22+32+…+192 equals _____.
- A) 19(20)(37)/6
- B) 19(20)(39)/6
- C) 19(20)(21)/6
- D) 19(20)(31)/6
$${\text{The integral }}\int {\cos (5x)\,dx\,} {\text{will be equal to ?}}$$
- A) $$\frac{{\sin (5x)}}{5} + c$$
- B) $$- \frac{{\sin (5x)}}{5} + c$$
- C) $${\text{None of these}}$$
- D) $$5\sin (5x) + c$$
What is the estimated area under f(x) = 12 / x from x = 1 to x = 3 with mid points for n = 2?
- A) 10.5
- B) 12.8
- C) 18.0
- D) 13.1
Sum of n-terms of a series whose nth term is ‘n’ = ---
- A) n(n-1)/2
- B) (n+1)/2
- C) n(n+1)/2
- D) n(n+1)
summation of (n+i) ; (i varies from 1 to 10 ) , here ‘i’ is known as the …….. of the summation.
- A) Lower limit
- B) Index
- C) Upper limit
- D) None of these
If ‘n’ goes from 1 to any large ODD number then the summation of ‘(-1)^n’ = ---------
- A) that specific large ODD number
- B) 1
- C) Zero
- D) -1
$\text{A line }y={{y}_{\text{0}}}\text{ is called a horizontal asymptote for the graph of function }f\text{ if}$
- A) $\underset{x\to 0}{\mathop{\lim }}\,f(x)={{y}_{0}}$
- B) $\underset{x\to +\infty }{\mathop{\lim }}\,f(x)=0$
- C) $\underset{x\to +\infty }{\mathop{\lim }}\,f(x)=\infty$
- D) $\underset{x\to +\infty }{\mathop{\lim }}\,f(x)={{y}_{0}}$
If f(x) = x^5 + 6, then which of the following is Not true about it.
- A) Its anti – derivative is x^6/6 + 6x + 10.
- B) Its anti – derivative is x^6/6 + 6x + 6.
- C) Its anti – derivative is x^6/6 + 6x.
- D) Its anti – derivative is x^6/6 + 12x
If x = 1 + 2 +3 + 4 + . . . + 20, then
x = ________.
- A) None of these.
- B) 500.
- C) 210.
- D) 200.
For the area under the curve f(x) = 2x from x = 0 to x = 8 with mid points approximations for n = 2, what will be the values of xk* ?
- A) 4 and 6
- B) 1 and 5
- C) 3 and 7
- D) 2 and 6
The symbol $\int {}$ was introduced by___________and is called integral sign.
- A) Leibnitz
- B) Newton
- C) Lagrange
- D) Cauchy
An Inflection Point is a point where a curve changes from
- A) a. Concave up to concave down
- B) d. None of these
- C) c. Both a and b
- D) b. Concave down to concave up
Increase in number of rectangles under any continuous function gives …………. approximation to area.
- A) no change in
- B) None of these
- C) Poor
- D) better
$${\text{The integral }}\int {{{\sec }^2}(2{x^2})\,.4x\,dx\,} {\text{will be equal to ?}}$$
- A) $$\tan (2{x^2}) + c$$
- B) $${\text{se}}{{\text{c}}^2}(2x) + c$$
- C) $$\tan (2x) + c$$
- D) $$\sec (2{x^2}).\tan (2{x^2}) + c$$
summation of (n+i);where (i varies from 1 to 1) =………..
- A) 0
- B) 1
- C) n+1
- D) n
To get better approximation to actual area under a continuous curve over a closed interval, we have to increase ………
- A) Total area
- B) Size of the interval
- C) Width of the subintervals
- D) Number of subintervals
If f(x)=1 / (x^2) and the interval is [-1,1] , then Rolle’s theorem can be applied.
- A) True
- B) False
- C)
- D)
In Rolle’s theorem, f(x) is continuous in closed interval [a,b] and differentiable in open interval (a,b).Then why we don’t discuss its differentiability in the closed interval [a,b] because ---------
- A) f(a) and f(b) never exist
- B) f(a)=f(b)=0
- C) f ‘(a) and f ‘(b) never exist
- D) f ‘(a)=f ‘(b)=0
What is the estimated area under f(x) = 2x from x = 0 to x = 4 with left end points for n = 2?
- A) 10
- B) 18
- C) 8
- D) 24