Respuesta :

isabellacatherine99

Step-by-step explanation:

h(x) = x^2 - 5x + 7

(a) h(2) = (2)^2 - 5(2) + 7

= 4 - 10 + 7

= 1

(b) h(-5) = (-5)^2 - 5(-5) + 7

= 25 + 25 + 7

= 57

(c) h(-8) = (-8)^2 - 5(-8) + 7

= 64 + 40 + 7

= 111

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