`a+b=8 ` and `a b=15` then find the value of `a&b`

a+b=8 and ab=15 then find the value of a&b

If 2a+b=12 and ab=15 , then find the value of 8a^(3)+b^(3) .

If a+b=5 and a-b=1 then find the value of 8ab(a^2+b^2)

If a = 2 and b = 8 , then find the value of b/a + 9

If 4(a+2)^(2)-9a+2(2a^(2)-1)=4(b+2)^(2)-9b+2(2b^(2)-1)=15 where a,b in R and a>b then find the value of 8(a-b)

If a+b =8 and ab =15 , then what is the value of a^3 + b^3 ? (A) 98 (B) 152 (C ) 124 (D) 260

If a:b=3:1 and b:c=5:1 , then find the value of ((a^3)/(15b^2c))^3

If a+b=8\ \ a n d\ \ a b=6, find the value of a^3+b^3