The law of cosines is a2 + 62 - 2abcosC = 62. Find the value of 2abco C.

Question 5 spring semester final exam math evaluate

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

Identify the function that contains the data in the following table: x     -2         0         2         3         5     f(x)     5         3         1         2         4     possible answers: f(x) = |x| + 1 f(x) = |x - 2| f(x) = |x - 2| - 1 f(x) = |x - 2| + 1