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Frame the formula: The square of the dif...

Frame the formula: The square of the difference of p and q is equal to the sum of `p^(2),q^(2) and (-2pq)`

A

`(p-q)^(2)=p^(2)+q^(2)-2pq`

B

`(p-q)^(2)=p^(2)+q^(2)+2pq`

C

`(p-q)^(2)=p^(2)-q^(2)-2pq`

D

`(p+q)^(2)=p^(2)+q^(2)-2pq`

Text Solution

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The correct Answer is:
A
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PEARSON IIT JEE FOUNDATION-Formulae-Level 2
  1. In y=(a+b)/(a-b), make b as the subject of the formula.

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  2. If H=(2b)/(a+b), then make b as the subject of the formula.

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  3. In (x)/(a)+(x)/(b)=1, make b as the subject of the formula.

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  4. The volume of a cone is V=(1)/(3)pir^(2)h. Make r as the subject of th...

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  5. In the formula V=(1)/(3)pr^(2)h, if V=9.42 units, h=4 units and pi=3.1...

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  6. If (1)/(f)=(1)/(u)+(1)/(v), then make v as the subject o the foormula....

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  7. In S=pisqrt(r^(2)+h^(2)), make h as the subject of the formula.

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  8. The general form of a straight line is ax+by+c=0, where a,b,c ne0. Mak...

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  9. The volume of a sphere is given by V=(4)/(3)pir^(3) Make r as the subj...

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  10. Frame the formula: The square of the difference of p and q is equal to...

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  11. In the formula p^(4)-q^(3)=r^(2)-s, make p as the subject of the formu...

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  13. What are the auxiliary formulae of the statement "sum of the angles of...

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  14. If S=(a)/(1-r^(3)), then expres r in terms of S and a.

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  15. In S=ut+(1)/(2)at^(2), S=96,t=8 and a=2, find u.

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  16. If C=(5)/(9)(F-32), then express F in terms of C.

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  17. If a=b-sqrt(b^(2)-1), express b in terms of a.

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  18. If (1)/(a)+(1)/(b)=(1)/(c)+(1)/(d), express a in terms of b,c and d.

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  19. If A=sqrt((s-a)(s-b)(s-c)), then express c in terms of A,s,a and b.

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  20. S=(h)/(2)[2a+(h-1)d], express d in terms of s, h and a.

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