Simplify (3a 4 – 2a 2 + 5a – 10) – (2a 4 + 4a 2 + 5a – 2). A. a 4 + 4a 2 + 10a – 12 B. a 4 + 2a 2 + 10a – 12 C. 5a 4 + 4a 3 + 3a 2 + 10a – 12 D. a 4 – 6a 2 – 8

Question

asked Mar 13, 2017 103k views

2 Answers

Tijin · Answer 1 · 2017-03-13T23:57:49+0000

Answer:

Explanation:

(3a^4 – 2a^2 + 5a – 10) – (2a^4 + 4a^2 + 5a – 2)

= 3a^4 – 2a^2 + 5a – 10 – 2a^4 - 4a^2 - 5a + 2

= a^4 - 6a^2 - 8

Houssam · Answer 2 · 2017-03-18T06:07:34+0000

(3a^4 – 2a^2 + 5a – 10) – (2a^4 + 4a^2 + 5a – 2)
= 3a^4 – 2a^2 + 5a – 10 – 2a^4 - 4a^2 - 5a + 2
= a^4 - 6a^2 - 8