Question

find the zeros of x2-4x-5​

Answer 1

Step-by-step explanation:

Hola !

x²-4x-5

x²-5x+x-5

X(x-5)+1(x-5)

(x-5)(X+1)

X=5 and X=-1

X can't be negative.

so,

X=5

Thank you

# Astro

Answer 2

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__________________

Step by step explanation_

__________________

x^2-4x-5

x^2-5x+x-5

x(x-5)+1(x-5)

(x-5)(x+1)

case 1:-

(x-5)=0

x=5

____________

case 2:-

(x+1)=0

x=-1

_____________

Value of x =5,-1

_____________

Hence we get Answer;)

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