How do i calculate the arc length of y = x^3/6 + 4x^2

Prove that the sum of two consecutive exponents of the number 5 is divisible by 30.if two consecutive exponents are 5n and 5n + 1, then their sum can be written as 30.

The only way to identify an intercept is as an ordered pair. true false

What additional information could be used to prove abc =mqr using sas? check all that apply.