Question

Zeros of the polynomial y2-16

Answer 1

=>y²-(4)²=0

=>(y-4)(y+4)=0

if y+4 =0

y=-4

if y-4=0

y=4

I hope this helps you.....

Answer 2

Answer:

y = ±4

Step-by-step explanation:

y² - 16 = 0

y² = 16

y = ±√16

y = ±4

Know more :-

Zero of the polynomial means that the value of the polynomial which makes the solution zero.

Here , it is ± because of √ underroot sign.