Math, asked by reeteshsingh926, 5 hours ago

using remainder theoram, check if (3x3+7x)is a multiple of (7+3x)?​

Answers

Answered by chavi7749
3

Apply remainder theorem :

7 + 3x = 0

3x = -7 or x = -7/3

Replace, x = -7/3 in the equation , we get

3x³ + 7x = 3(-7/3)³ + 7(-7/3)

= 3 (-343/27) - 49/3

= 343/9 - 49/3

This value is not equal to zero then 7 + 3x is not a factor of

3x³ + 7x

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