Math, asked by krithikkrishnaplr28, 1 month ago

Check whether x - 2 is a factor of x ^ 3 + 3x ^ 2 - 2x - 12​

Answers

Answered by bendimohini6
0

Answer:

No it's not a factor

Step-by-step explanation:

x3 + 3x2 - 2x - 12 = 0

Given factor = ( x - 2 )

x = 2

( 2 )3 + 3( 2 )2 - 2 ( 2 ) - 12 = 0

( 2 × 2 × 2) + 3 ( 4 ) - 4 - 12 = 0

8 + 12 - 4 - 12 = 0

20 - 4 - 12 = 0

16 - 12 = 4

Hence ;

x-2 is not a factor

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