Aladder, 14 feet long, is leaning against
a building. if the base of the ladder is 7
feet from the building, how high up the
building will the ladder reach?

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)