Question

Remove the largest common factor. check your answer by multiplication.

21x^5+14x^3-35
Factor out the greatest common factor.

Answer 1

• 21x⁵+14x³-35

Most common is 7

So

• 7(3x⁵+2x³-5)

Use distributive law to verify

• 21x⁵+14x³-35

Verified

GCF is 7

Answer 2

We can see : 21,14,35 have the common factor of 7
Therefore :
7(3x^5+2x^3-5) is the correct answer
We can’t factor x because 35 does not have any x