ashrith367k7 ashrith367k7
  • 25-08-2020
  • Mathematics
contestada

.If x2 + kx+ 6 = (x + 2) (x + 3) for all x, then the value of k is

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Аноним Аноним
  • 25-08-2020

Answer:

k = 5

Step-by-step explanation:

[tex](x + 2)(x + 3) = {x}^{2} + 5x + 6[/tex]

Now comparing left hand side & right hand side ,

[tex] {x}^{2} + kx + 6 = {x}^{2} + 5x + 6[/tex]

Cancelling x^2 & 6 from both left hand side & right hand side ,

kx = 5x

=> k = 5

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