anamariee16 anamariee16

09-11-2018
Mathematics

contestada

evaluate the polynomial for x=3 and for x= -3 -5x+8 The value of -5x+

evaluate the polynomial for x3 and for x 3 5x8 The value of 5x class=

Respuesta :

JannetPalos JannetPalos

18-11-2018

Let the given polynomial be p(x).

So, p(x) = - 5x + 8

Now, p(x) at x = 3 is

p(3) = - 5(3) + 8

= - 15 + 8

= - 7

p(x) at x = - 3 is

p(-3) = -5(-3) + 8

= 15 + 8

= 23

Hence, the value of the polynomial for x = 3 is - 7 and for x = - 3 is 23.

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