Write the equation in general quadratic form. 7x 210x 2 - 39x - 10 = 0
7x 2 - 40x - 12 = 0
7x 2 - 40x + 6 = 0

Acar travels at an average speed of 52 miles per hour. how long does it take to travel 299 miles

The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%

What is the factored form of the following expressions? d^2 – 13d + 36