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ALGEBRAA PLZZZ HELP!!!!

ALGEBRAA PLZZZ HELP!!!!-example-1
User Paxmees
by
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1 Answer

5 votes
5 votes

Answer:

k= -14

Explanation:

since f(x) is divided by x-5

x-5=0

therefore, x=5

x³-4x+k=91

since x=5

5³ - 4(5) + k= 91

125 - 20 + k = 91

105 + k= 91

k = 91 - 105

k = -14