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shaunicem shaunicem
  • 05-08-2016
  • Mathematics
Answered

Approximate the real number solution(s) to the polynomial function f(x) = x3 − 2x2 − 5x + 6.

Verified Answer :

caylus
caylus caylus
  • 05-08-2016

Hello,

Number of solutions=3

x³-2x²-5x+6=x³-x²-x²+x-6x+6=x²(x-1)-x(x-1)-6(x-1)=(x-1)(x²-x-6)
=(x-1)(x²-3x+2x-6)=(x-1)(x(x-3)+2(x-3))
=(x-1)(x-3)(x+2)
Sol={1,3,-2}

Answer Link
wbrdancelizzie wbrdancelizzie
  • 19-01-2022

Answer:just took test

Step-by-step explanation:

x = 3, x = −1, x = 2

Answer Link

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