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If a+b+c = 5 and ab+bc+ca = 4, then a^3+...

If a+b+c = 5 and ab+bc+ca = 4, then `a^3+b^3+c^3-3abc` is equal to :
यदि a+b+c = 5 है और ab+bc+ca = 4, तो `a^3+b^3+c^3-3abc` का मान क्या होगा ?

A

62

B

72

C

68

D

65

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The correct Answer is:
D
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If a + b +c = 8 and ab + bc + ca = 20, then a^3+b^3+c^3-3abc is equal to: यदि a + b + c = 8 और ab + bc + ca = 20 है, तो a^3+b^3+c^3-3abc का मान क्या होगा ?

If a + b + c = 6 and ab + bc + ca = 4 , then a^3+b^3+c^3-3abc is equal to: यदि a + b + c = 6 है और ab + bc + ca = 4 है, तो a^3+b^3+c^3-3abc का मान किसके बराबर होगा?

If a + b + c = 13 and ab + bc + ca = 54 and a^3+b^3+c^3-3abc is equal to: यदि a + b + c = 13 है और ab + bc + ca = 54 है, तो a^3+b^3+c^3-3abc का मान क्या होगा ?

If a + b + c = 11 and ab + bc + ca = 38, then a^3+b^3+c^3-3abc is equal to: यदि a + b + c = 11 है और ab + bc + ca = 38 है, तो a^3+b^3+c^3-3abc का मान किसके बराबर होगा ?

If a + b + c = 7 and ab + bc + ca = 1 , then a^3+b^3+c^3-3abc is equal to: यदि a + b + c = 7 और ab + bc + ca = 1 है, तो a^3+b^3+c^3-3abc का मान ज्ञात करें |

If a + b + c = 6 and ab + bc + ca = 5, then a^3 + b^3 + c^3 - 3abc is equal to:

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MOTHERS-ALGEBRA -MULTIPLE CHOICE QUESTION
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  2. Given that x,y,z are positive real numbers, if (x+y)^2-z^2=8, (z+y)^2-...

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  3. If a+b+c = 5 and ab+bc+ca = 4, then a^3+b^3+c^3-3abc is equal to : य...

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  4. If a^(3) - b^(3) = 208 and a - b = 4 then (a + b)^(2) - ab is equ...

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  5. If x + (1)/( x) = 5 then x^(3) + (1)/( x^(3)) is equal to

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  6. If (x-5)^3+(x-6)^3+(x-7)^3= 3 (x - 5) (x - 6) (x - 7), then what is th...

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  7. If (2x+3)^3+(x-8)^3+(x+13)^3= (2x +3)(3x -24)(x +13) , then what is th...

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  8. If a^(3) + b^(3) = 5824 and a+b = 28 then (a-b)^(2) + ab is equal to :

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  9. If x - (1)/(x) = 6, then x^(3) - (1)/(x^(3)) is equal to :

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  10. If a^3-b^3=1603 and (a-b)=7, then (a+b)^2 -ab is equal to: यदिa^3-b^...

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  11. If (x+4)^3+(2x+1)^3+(2x+5)^3= (3x +12) (2x +1)(2x +5) , then what is t...

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  12. If x + (1)/( x) = 8 , then x^(2) + (1)/( x^(2)) is equal to :

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  13. If x + (1)/(x) = 7, then x^(3) + (1)/(x^(3)) is equal to :

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  14. If a^3-b^3=3552 and (a-b)=6, then (a+b)^2-ab is equal to: यदि a^3-b...

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  15. If (x-3)^3+(2x-5)^3+(x-4)^3=(3x -9) (2x -5) (x -4), then what is the v...

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  16. If (2x-5)^3+(x+2)^3+(3x-9)^3= (2x- 5)(3x -9)(3x+ 6 ), then what is the...

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  17. If x^2+1/x^2=11, then x-1/x is equal to : यदि x^2+1/x^2=11 है, तो x...

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  18. If x - (1)/(x) = 4, then x^(3) - (1)/(x^(3)) is equal to -

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  19. If ab+bc+ca=8 and a+b+c=12 then (a^2+b^2+c^2) is equal to: यदि ab+b...

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  20. If (2x-5)^3+(x-4)^3+(x-11)^3=3 (2x- 5)(x -4)(x-11), then what is the v...

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