Respuesta :
xy^2/7 = (1)(4)^2/7 = 4^2/7 = 7 square root 4^2 = 7 square root 16 = 7 square root 4
Answer:
2 2/7
Step-by-step explanation:
What we know:
x = 1, and y = 4
The equation is xy^2/7
1(4)^2/7
4^2/7
16/7 = 2 2/7