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(a+2b)^2-(a-2b)^2 is equal to: (a+2b)^...

`(a+2b)^2-(a-2b)^2` is equal to:
`(a+2b)^2-(a-2b)^2` का मान है :

A

10ab

B

6ab

C

8ab

D

4ab

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PINNACLE-ALGEBRA-EXERCISE
  1. If xy = 16 and x^2+y^2=32, then the value of (x + y) is: यदि xy = 16...

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  2. If a + b = 10 and 3/7 of ab=9, then the value of a^3+b^3 is: यदि a ...

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  3. (a+2b)^2-(a-2b)^2 is equal to: (a+2b)^2-(a-2b)^2 का मान है :

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  4. The value of 5 sqrt3+7 sqrt2- sqrt6-23/(sqrt2 +sqrt3+ sqrt6) is:- 5...

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  5. If x = 255, y = 256, z = 257, then find the value of x^3+y^3+z^3-3xyz....

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  6. If x+1/x= 8, then find the value of (5x)/(x^2+1-6x) यदि x+1/x= 8 है,...

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  7. If a + b = 27 and a^3+b^3=5427, then find ab. यदि a + b = 27 तथा a^...

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  8. Find the value of x in root(3)(15625)- sqrtx =4 root(3)(15625)- sqrt...

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  9. If a and b are two positive real numbers such that a + b = 20 and ab =...

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  10. The sum of two numbers is 47 and their product is 550. Find the sum of...

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  11. If x=2+sqrt3 then find the valule of x^4-8x^3+16x^2 is: यदि x=2+sqr...

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  12. If 2a + 3b = 8 and ab = 5, then find the value of 4a^2+9b^2. यदि 2a ...

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  13. If x + y = 15 and xy = 14, then the value of x - y is: यदि + y = 15 ...

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  14. If a = 355, b = 356, c = 357, then find the value of a^3+b^3+c^3-3abc....

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  15. If x+1/x= 4, then x^4+1/x^4 is equal to : यदि x+1/x= 4 है, तो x^4+1...

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  16. If a + b = 8 and ab = 12, then the value of a^3+b^3 is: यदि a + b =...

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  17. If a and b are two positive real numbers such that 4a^2 + b^2 = 20 and...

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  18. If ‘a’ is a natural number, then (7a^2+7a) is always divisible by: अ...

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  19. If a : b = 3 :sqrt5, then the value of (2a + b) : (3a - 2b) is: यदि...

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  20. If x + y = 4 and x^3+y^3=12, then the value of x^4+y^4=? यदि x + y =...

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