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If 2x+3y=4 , find the maximum or minimu...

If `2x+3y=4` , find the maximum or minimum value of xy.

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The correct Answer is:
Max value `(2)/(3)` (at x=1)`
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CHHAYA PUBLICATION-MAXIMA AND MINIMA -EXERCISE Short Answer Type Questions
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  3. If 2x+3y=4 , find the maximum or minimum value of xy.

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  8. The perimeter of a rectangle is 100 cm. If the area of the rectangle ...

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  9. Show that , of all rectangles of given permeter , the square has the g...

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  10. Prove that , of all rectangles of given area , the square has the leas...

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  11. Find the dimensions of the rectangle of maximum perimeter that can be ...

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  12. The perimeter of a triangle is 8 cm .If one of the sides is 3 cm , fin...

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  18. Determine when will the function sin3x-3sinx will be greatest or least...

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  20. Find the maximum and minimum values of : 3cosx+4sinx

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