Question

Name one zero of y=x^2-2x-5 How do you find a zero? Please Help!

Answer 1

1-\[\sqrt{6}\]

Answer 2

1-√6

Answer 3

get it? 1- sqr(6)

Answer 4

all i see are question marks

Answer 5

set the expression equal to zero and then factor the quadratic
rephrased the question is asking "what values of x will make the value of y equal zero"
do you know how to factor ?
might want to complete the square for this one.