If cos x = 5/7, then what is the positive value of cos 1/2x, in simplest radical form with a rational denominator? SHOW YOUR WORK. First correct answer gets Brainliest.

125 tickets were sold for the jazz band concert for a total of $1,022. students tickets cost $6 each, and general admission tickets cost $10 each. how many of each kind of tickets were sold?

Select the number of ways in which a line and a circle can intersect

The point a is at –2 and the point b is at 7. marissa would like to divide this line segment in a 4: 3 ratio, and she would like to use the formula x = (x2 – x1) + x1. what values should she substitute into the formula? a = a + b = x1 = x2 =