just evaluate
4(2^3) + 3(5^3)
= 4(8) + 3(125)
= ......
Evaluate 4X^3 +3Y^3, IF X=2 AND Y=5
I am not sure how to work this out
3 answers
4 x 2 = 8 (to the third) which is 512 + 3 x 5 which is 15 (to the third) which is 3,375 all together it equals 3,887 (your answer)
keke would be correct had the question said
(4x)^3+ (3y)^3
but it said
4x^3 + 3y^3
(4x)^3+ (3y)^3
but it said
4x^3 + 3y^3