Which of the following is a non-real complex number?
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Asequence is defined recursively by the formula  f(n  +  1)  =  f(n)  +  3 . the first term of the sequence is  –4. what is the next term in the sequence? –7–117

Which of the following is the explicit rule for a geometric sequence defined a recursive formula of a -5a for which the first term is 23?

Solve the following inequalities and show the solution on a number line. 3/4 (2x-7) ≤ 5