Which of the following addition problems have a rational sum? Select THREE that apply. A
π2+12
B
5.4+54
C
16−−√4+8√3
D
−1.11+1.11
E
90−−√+

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)