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x@y = (x + y)^2 x#y = (x-y)^2 Find t...

x@y =` (x + y)^2`
x#y = `(x-y)^2`
Find the value of (9#7)@(21#5):

A

67600

B

62500

C

57600

D

none of these

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The correct Answer is:
A
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QUANTUM CAT-FUNCTIONS AND GRAPHS-QUESTION BANK
  1. x@y = (x + y)^2 x#y = (x-y)^2 Find the value of (20@4)#35:

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  2. x@y = (x + y)^2 x#y = (x-y)^2 Find the value of 12#(14@(12#13)):

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  3. x@y = (x + y)^2 x#y = (x-y)^2 Find the value of (9#7)@(21#5):

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  4. x@y = (x + y)^2 x#y = (x-y)^2 (2@2) + (3#3) - (4@4) + (5#5) is equ...

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  5. (XAT[MAT{2, CAT(3, XAT[3, 2])}, 5])/(CAT[4, XAT{MAT(2, -5), 4}] :

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  6. (XAT(r, s))/(MAT(r,s)) = 2 (i) r = 3, s = 5 (ii) r = -3, s = -5

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  7. a and b are any numbers and x and y are any non negative integers. l...

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  8. a and b are any numbers and x and y are any non negative integers. l...

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  9. The average age of a committee of eight members is 40 years. A member ...

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  10. Find the value of 2#((7@(4#5)@3) :

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  11. In a class, there are 40 boys and their average age is 16 years. One b...

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  12. x#y={{:(x+2y,if,|x+y|" is even"),(2x" @2 "y,if,|x+y|" is odd"):} x"@...

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  13. Max [(2#3) $ (3#4), (3#4) $ (4$4)] is equal to :

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  14. Max [Min (1$2), (2$3), Max ((3#4), (4#5))] is equal to :

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  15. Find the value of Min[(1#2) $ 3, 4#(5$6)] $ Max (6#7), (7#8)] :

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  16. If aDeltab = a^b + ab +a/b, then (9Delta3) is equal to :

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  17. a*b#c = (ab)^c : a#b*c = a^b.c, then find the value of 3#4*5+3*4#5

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  18. Find the value of f(2#3)#g(3#4) :

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  19. Find the value of f(g(2#3)+g(f(1#2) :

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  20. Find the value of f(5oplus6)-(6@3) + (2*4) :

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