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Write the following relations as the set...

Write the following relations as the sets of ordered pairs:(ii)A realtion R from the set A={5,6,7,8} to the set B={10,12,15,16,18} defined by `(x,y) in R implies` x divides y

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OSWAAL PUBLICATION-SAMPLE PAPER 8-EXERCISE
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  2. Write the following relations as the sets of ordered pairs:(i)A relati...

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  3. Write the following relations as the sets of ordered pairs:(ii)A realt...

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  4. Write the contrapositive and converse of the following statements. Y...

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  5. Find the general solution of 2 cos^2 x+3sin x=0

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  6. Coefficient of variation of distribution are 70 and the standard devia...

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  7. Represent the complex number (2+6sqrt3i)/(5+sqrt3i)in polar form.

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  8. Evaluate :underset(x rarr 2)lim(x^3-3x^2+4)/(x^4-8x^2+16).

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  9. Find all pairs of consecutive odd positive integers,both of which are ...

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  10. Find the co-ordinate of a point equidistant from the four points O(0,0...

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  11. If a in N such that aN={ax:x in N}].Describe the set 3N nn 7N.

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  12. Prove that the points (2, -5) & (-2, 4) lie on the same side of the li...

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  13. A horse is tied to a post by arpose.If the horse moves along a circula...

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  14. In a class of 35 students ,24 like to play cricket and 16 like to play...

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  15. Let R be the relation over the set N xx N and is defined by (a,b)R(c,d...

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  16. Let R be the relation over the set N xx N and is defined by (a,b)R(c,d...

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  17. Let R be the relation over the set N xx N and is defined by (a,b)R(c,d...

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  18. Prove that :(cosx-cosy)^2+(sinx-siny)^2=4sin^2((x-y)/2).

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  19. Prove that:x^4+4=(x+1+i)(x+1-i)(x-1+i)(x-1-i)

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