Mathematics MCQS for class 12 with Answers Chapter 2

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Mathematics MCQS for class 12 with Answers


If ?'(c) = 0, then f has relative maxima at x=c if
?”  (c) > 0
?”(c) < 0
?”(c) = 0
?” (c) 

y=Cosec hx then dy/dx=
Cot hx Sin hx
#NAME?
Cot hx Cosec hx
#NAME?

The notation f'(x) is used for derivative by:
Lagrange
Caunchy
None of these
Newton

If c?Dfand f'(c)=0, then the point (c,f(c)) on the graph of f is named as a :
Point of intersection
Critical point
Stationary point
None of these

If y=cf(x) then dy/dx =
f(x)
None of these
f'(x)
cf'(x)

If f(x)=1/x2 then f'(-1)=
2
2-Jan
1
-1

lim ?(x) – ?(a) /x-a equals:
0
?
Limit does not exist
?’

If f(x) is differentiable in the neighborhood of c, where of c, where ? ‘(c) = then ? has relative minima at x = c if
f” (c) < 0
None of these
f” (c) = 0
f”(c) > 0 

If f(x)=c3 then f'(x)=
0
3/c
3c2
c2

If y=Cos x then dy/dx=
1/Sin x
Cos x
#NAME?
#NAME?

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