Question

Evaluate the following expression when x = 4 and y = 5:

Answer 1

Answer:

23.5

Step-by-step explanation:

substitute x = 4 and y = 5 into the expression

= $\frac{4^2+5^3}{2+4}$

= $\frac{16+125}{6}$ = $\frac{141}{6}$ = 23.5

Answer 2

23.5

(x^2 +y^3)/ (x+y) = (4^2 +5^3)/(4+2) = 23.5