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Check whether 7 + 3 X …

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Check whether 7 + 3 X is a factor of 3x3 + 7 x

Posted by Prashant Sharma 4 years, 2 months ago

CBSE > Class 09 > Mathematics

1 answers

Abhinav Ninghot 4 years, 2 months ago

7 + 3x : x= -7/3 Evaluting value in 3x³ + 7x 3× (-7/3)³ + 7 × (-7/3)= -343/9 + (-49/3)= -354 - 147 / 9 - 501 /9 Therefore, 7+3x is not a factor of 3x³ + 7x.

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CBSE > Class 09 > Mathematics