What is the explicit formula for the sequence that begins -4, -1, 2, 5,...?

Prove the divisibility of the following numbers: 25^9 + 5^7 is divisible by 30.also, read as (25 to the power of 9) + (5 to the power of 7) is divisible by 30. blank x 30what is the blank? ( it should be expressed in exponent form)

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.

Xy x xy if a and b are positive integers such that a*b=9 and b*a=72 what is the value of a/b