I really need help with this one: What is the relationship between Za and Zb?
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b
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Using the quadratic formula find the zeros of the given polynomial -5x^2+3x-11

In the geometric progression –3, 12, −48… what term is 3,072?

Tim's phone service charges $26.39 plus an additional $0.21 for each text message sent per month. if tim's phone bill was $31.64, which equation could be used to find how many text messages, x, tim sent last month?