65.1k views
4 votes

{y}^(2) + (3y)/(2) = (27)/(2)

2 Answers

5 votes

Answer:

-9/2, 3

Explanation:

Multiply by 2 on both sides and move right side to left, get


2y^2+3y-27=0

Use the quadratic formula


y=(-3\pm√(3^2+2*4*27))/(4)=(-3\pm√(225))/(4)=(-3\pm15)/(4)

so y=-9/2, 3

User Leon Lucardie
by
3.9k points
3 votes
Answer: y= 3, - 9/2

Explain

User Shuying
by
3.3k points