Question # 1

if xy=4 they dy/dx ?

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-1/x²

4/x²

-4/x²

log_ba^r=____?

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a log_br

rlog_ba

log_ba/log_br

Let x_obe the critical point of the function f,those critical point for which f'(x_o)=0 are called _______ of

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Local points

End points

Stationary points

Let y=(x³+ 2x)³⁷which of the following is correct?

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dy/dx=37(x³2x)³⁶

dy/dx=111x²(x³2x)³⁶

dy/dx=(111x²+74)(x³2x)³⁶

Chain rule is a rule for differentiating ______ of functions

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Product

Sum

Composition

Difference

If f is a continuous function such that lim_x_→+_∞=+∞ andlim_x_→+_∞=+∞ the f has on

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maximum value but no minimum

minimum value but not maximum

both maximum and minimum value

log_bac=_________

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log_ba + log_bc

log_ba - log_bc

log_ba/log_bc

log_ba * log_bc

d/dx[cosec x]

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1/1+cos²x

-cos x/1-cos²x

1/1-cos²x

According to the power rule of differentiation,if f(x)=xⁿwhere n is a real number then d/dx[xⁿ]=

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x^n-1

nx^n-1

nxⁿ⁺¹

If x>0 then d/dx[lnx]=_______

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1

x

1/x

ln 1/x

The graph of the equation y=x²-4x+5 will represent

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Parabola

Single line

Two straight line

Ellipse

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MTH-101 Final Term Exams Preparation Virtual University MCQs With Answers

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