Write the recursive formula for the geometric sequence a^1=-2 a^2 =8 a^3 =-32

Find the sum of 4x^{2} -4+6 and -7^{2} +3x+1

Traffic on saturday, it took ms. torres 24 minutes to drive 20 miles from her home to her office. during friday's rush hour, it took 75 minutes to drive the same distance. a. what was ms. torres's average speed in miles per hour on saturday? b. what was her average speed in miles per hour on friday?

Solve for the equation. 4x - 13 = 2x + 9