Question

1. Factor.......12x^5+6x^2−18

Answer 1

Here, expression is : 12x⁵ + 6x² - 18
Now, take 6 as a common factor, 
6 (2x⁵ + x² - 3)

In short, Your Answer would be Option C

Hope this helps!

Answer 2

The answer is c.. Just use the distributive property on c and it will equal what you have to factor