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In -4 lt x lt 4 , the function f(x)= in...

In ` -4 lt x lt 4 `, the function `f(x)= int_(-10)^(x) (t^(4)-4)e^(-4t) dt ` has-

A

no extrema

B

one extremum

C

two extrema

D

four extrema

Text Solution

Verified by Experts

The correct Answer is:
C
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CHHAYA PUBLICATION-MCQ ZONE 3 -Question Paper 2
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  7. The function y=a(1- cos x) is maximum when x is-

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  9. In -4 lt x lt 4 , the function f(x)= int(-10)^(x) (t^(4)-4)e^(-4t) dt...

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  10. If a(1),a(2),a(3),a(4),...,a(n) are n positive real numbers whose prod...

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  13. If minimum value of f(x)=x^(2)+2bx +2c^(2) is greater than maximum va...

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  14. Let f(x)=x^(3) + bx^(2) +cx +d, 0 lt b^(2) lt c . Then f(x)-

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  15. If v=(4)/(3)pir^(3), then the rate (in cubic unit ) at which v is incr...

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  16. If the time rate of change of the radius of a sphere is (1)/(2pi), the...

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  17. The length of a side of a cube is 10 cm, if an error of 0.05 cm is mad...

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  18. Let y=2x^(2)-3x +2, if x changes to 3.02 from 3 , then the approximate...

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  19. Objective function of a linear programming problem is a-

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  20. If the rate of change of y with respect to x is 4 and y is changing at...

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