Question

x+y=13
x-y=3
what is the value of x∧4-y∧4?

Answer 1

Answer:

step 1=solve for x

2x=16

x=8

step 2= solve for y

x+y=13

8+y=13

y=13-8

y=5

step 4=plug the value of x and y into (x^4-y^4)

(8)^4-(5)^4

4,096-625

=3,471