Question

A. 5y2 - 60 = 0
by Square root property​

Answer 1

y = ± 2sqrt(3)

Explanation:

5y^2 - 60 = 0

Add 60 to each side

5y^2 = 60

Divide by 5

y^2 = 60/5

y^2 = 12

Take the square root of each side

sqrt( y^2) = ± sqrt(12)

y = ± sqrt(4*3)

y = ±sqrt(4) sqrt(3)

y = ± 2sqrt(3)