Answer :
We can factorize the expression
[tex]x^2-2x-15[/tex]finding two number that the result by adding them is -2 and by multiplying the same two number obtain -15
-5+3=-2
(-5)*(3)=-15
the numbers are -5 and 3
[tex]x^2-2x-15=(x+3)(x-5)[/tex]We can factorize the expression
[tex]x^2-2x-15[/tex]finding two number that the result by adding them is -2 and by multiplying the same two number obtain -15
-5+3=-2
(-5)*(3)=-15
the numbers are -5 and 3
[tex]x^2-2x-15=(x+3)(x-5)[/tex]