Write 2520 as a product of prime factors using exponent?

Factorize: x^2+8x+10 i just solved it but i don't know if the process is correct

!! 10 ! a westbound jet leaves central airport traveling 635 miles per hour. at the same time, an eastbound plane departs at 325 miles per hour. in how many hours will the planes be 1900 miles apart?

What is the factored form of the following expressions? d^2 – 13d + 36