Find the value of `8 x^3 + y^3 -30 xy+125` if `2x+y= -5`

Find the value of : x^3+y^3/8 if x+y/2=9 and xy=4 .

Find the value of: x^3-8y^3-36xy-216 , when x=2y+6

Find the value of : 27x^3-y^3 if 3x-y=8 and xy=3 .

Find the value of x^(3)-8y^(3)-36xy-216 when x=2y+6

If x+ 5y= 10 , find the value of x^(3) + 125y^(3) + 150xy - 1000

Find the value of x^(3)-8y^(3)-36xy-216 , when x=2y+6 .

Find the value of : (i) x^(3)+y^(3)-12xy+64 , when x+y=-4 (ii) x^(3)-8y^(3)-36xy-216 , when x=2y+6

Find the value of : (i) x^(3)+y^(3)-12xy+64 , when x+y=-4 (ii) x^(3)-8y^(3)-36xy-216 , when x=2y+6

If 2x + y = 6 and xy = 4, then find the value of 8x^3+y^3 is: यदि 2x + y = 6 तथा xy = 4 है, तो 8x^3+y^3 का मान ज्ञात कीजिए।