Felix's Math Jeopardy

Adding, Subtracting, Dividing

100

Solve:

5/a + ab/7

35 + a²b/7a

200

15b⁴ + 20b² +5b/5b

3b³ +4b +1 

300

(6a² + 5 - 8b⁴) - (-4b⁴ - 4b +9)

(6a² + 5 - 8b⁴) - (-4b⁴ - 4b +9)