11-06-2019
Mathematics

contestada

Let f(x)=x^2-5x-36.

Enter the x-intercepts of the quadratic function in the boxes.

x= and x=

please help

Respuesta :

freckledspots freckledspots

11-06-2019

Answer:

9 and -4

Step-by-step explanation:

Find two numbers that multiply to be -36 and add to be -5.

That is -9 and 4.

So the factored form of x^2-5x-36 is (x-9)(x+4)

So the x-intercepts are 9 and -4

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