Question

y2+3root5/2y-5 find the zeros ​

Answer 1

Answer:

y²+3/2√5y-5=0

Splitting the middle term

y²+4/2√5y-√5/2y-5=0

Taking LCM

2y²+4√5y-√5y-10=0       (Denominator taken to RHS)

2y(y+2√5)-√5(y+2√5)=0

(2y-√5)(y+2√5)=0

∴y= √5/2 or -2√5