Please help :,)) an explained answer would be nice but if not that's ok :)

Simplify 24÷(-2)(3)+7 a. -29 b. 3 c. 11

How do you write 600 as a product of its prime factors (index! )

Hich polynomial correctly combines the like terms and expresses the given polynomial in standard form? 8mn5 – 2m6 + 5m2n4 – m3n3 + n6 – 4m6 + 9m2n4 – mn5 – 4m3n3