3. Given that sec x + tan x = 3 cos X. Show that 3 sinr + sin x -2=0.
Hence, find the solution, in radians, of the equation secx + tan x = 3 cos x
for -1 < x <T

Which ordered pair is the best estimate for the solution of the system of equations? the graph of the system of equations : y = 3/2x +6 and y=1/4x - 2 , -3) .5, -3.5) , -4) , -3.5)

The accompanying data represent the miles per gallon of a random sample of cars with a three-cylinder, 1.0 liter engine. (a) compute the z-score corresponding to the individual who obtained 42.342.3 miles per gallon. interpret this result.

Ranck the following in order from least precise to most precise