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avatar+16 

Determine whether each binomial is a factor of x^3 + x^2 - 16x - 16.

 

42. x + 2

43. x - 4

44. x + 1

45. x - 1

46. x - 2

47. x + 4

 Feb 11, 2019
 #1
avatar+19811 
+2

If the binomial is a factor, then the root will be true

 

Example    x+2     has the root x=-2  sub in -2        -8 +4 +32-16   does not equal 0     not a factor

example     x+1     Has the root   x = -1  sub in -1   -1+1+16-16 = 0     Is a factor

 

Can you do the others?

 Feb 11, 2019
 #2
avatar+10622 
+2

Determine whether each binomial is a factor of x^3 + x^2 - 16x - 16.

laugh

 Feb 11, 2019

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