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Introduction to Mathematics for JEE and NEET - Session 7

Total questions: 10

Worksheet time: 11mins

Name
Class
Date
1.

Differentiate with respect to x.

a)

6x2 + 6x

b)

6x + 2

c)

6x + 6

d)

6x2 + 6

2.

Differentiate with respect to x...

a)

x2 + x

b)

x2 - x

c)

x2 + x3

d)

x2 - x-3

3.

Differentiate with respect to x...

a)

18x2 - 2x - 1

b)

12x2 - 2x - 1

c)

18x2 - 2x

d)

12x2 - 2x

4.
Differentiate      y= 12x-2
a)
24x-1
b)
-24x-3
c)
-24x-1
d)
6x-3
5.
Find the derivative of the given equation
f(x) = 1/x2
a)
1/2x
b)
-2x
c)
2x
d)
-2x-3
6.

Determine the ordinate of the point on a curve whose abscissa is -2 if the curve passes through (2, 3.5) and possesses a slope  (1 1x2)\left(1\ -\frac{1}{x^2}\right) at any point (x, y) on the curve. [IIT - JEE 2013]

a)

- 2.5

b)

2.5

c)

-1.5

d)

1.5

7.

If the derivative of sinx with respect to cosx is A, where A > 0, determine the value of (1A)2 + 1\sqrt{\left(\frac{-1}{A}\right)^{2\ }+\ 1}  .



(a)  

8.

If f(x) =  xtan1xx\tan^{-1}x , f'(1) is : [IIT-JEE 1979]

a)

1 + π/4

b)

1/2 + π/4

c)

1/2 - π/4

d)

2

9.

If the surface area of a sphere of radius r increases uniformly at the rate of 8 cm²/s, the rate of change in its volume is : [IIT-JEE 2013] [HINT : Volume of sphere = tan53° x π r2r^2  and Surface Area of sphere = (Volume of sphere) x 3√r]

a)

proportional to  r2r^2  

b)

constant

c)

proportional to r

d)

proportional to √r

10.
The derivative of sin(2x)
a)
2cos(x)
b)
2sin(2x)
c)
2cos(2x)
d)
2xcos(2x)