How do you factor #3x^2+21x^4#?

2 Answers
Apr 30, 2018

Answer:

#3x^2(1+7x^2)#

Explanation:

Factorising means you take out all the common numbers and symbols

#3x^2+21x^4# = #3x^2(1+7x^2)#

Apr 30, 2018

Answer:

#3x^2(1+7x^2)#

Explanation:

The GCF of the two terms is #3x^2#

Use the distributive property:

#3x^2(1+7x^2)#

The expression cannot be factored out anymore.