Question

Find each difference.

(6y4+3y2-7)-(12y4-y2+5)

Answer 1

-6y^4 + 4y^2 - 12.

Explanation:

(6y^4 + 3y^2 - 7) - (12y^4 - y^2 + 5)

= 6y^4 + 3y^2 - 7 - 12y^4 + y^2 - 5

= 6y^4 - 12y^4 + 3y^2 + y^2 - 7 - 5

= -6y^4 + 4y^2 - 12.

Hope this helps!