152k views
3 votes
What is the value of the expression below when x=4 and y=3?

The question is 5x to the 3rd power plus 4y to the 3rd power

1 Answer

12 votes


x = 4\\y = 3

Question is
5x^3 + 4y^3

We know what
x and
y are.


5x^3 + 4y^3 = 5 * 4^3 + 4 * 3^3\\= 5 * 64 + 4 * 27\\= 320 + 108\\= 428

User Dan Wich
by
8.6k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories