Complete the recursive fórmula of the arithemetic Sequence -1,-13,-25,-36 a(1)= a(n)=a(n-1)+

Determine which expressions represent real numbers and which expressions represent complex number. asaaap! plis!

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)

98 point question what is the record for most points in one