In AABC, AB = 7 cm, BC = 12 cm, and mZB = 70°. Find the length of AC to the nearest tenth of a centimeter.

A. 9.3 cm
B. 12.8 cm
C. 11.6 cm
D. 15.8 cm

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?

Kira looked through online census information to determine the overage number of people living in the homes in her city what is true about kira's data collection?

Consider this expression and the steps to evaluate it. 4^5(−2)^9/4^8(−2)^3 1. apply the quotient of powers:      (−2)^a/4^b 2. evaluate powers:           c/d select the value of each variable. a = _ b = _ c = _ d = _