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[" 5.If "a+2b=5;" then show that: "],[a^...

[" 5.If "a+2b=5;" then show that: "],[a^(3)+8b^(3)+30ab=125]

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If a + 2b + c= 0 , then show that: a^(3) + 8b^(3) + c^(3)= 6abc

If a + b +5 = 0 , then find the value (a^(3)+b^(3)-15ab+125)

If 3a + 5b + 4c= 0 , show that: 27a^(3) + 125b^(3) + 64 c^(3) = 180 abc

If a,b,c are in A.P,show that (i)a^(3)+b^(3)+6abc=8b^(3)( ii) (a+2b-c)(2b+c-a)(a+c-b)=4abc

If a + b = 5, a - b = 1 then let's show that. 8ab (a^2 + b^2) = 624

(8a^(2)b^(3) )/ (-2ab) = ?

Factorise:- (125a^3 + 8b^3)

If a, b, c are in A.P, show that (i)a^3+b^3+6abc=8b^3 (ii) (a+2b-c)(2b+c-a)(a+c-b) =4abc