In how many ways can you select a committee of four students out of a group of nine students?

Find the value of tan theta if sin theta = 12/13 and theta is in quadrant 2

Given the statements, "a square root of 16 is 4," and "a square root of 9 is -3," complete the following blanks with the correct truth-values. p is and q is , so the statement, "a square root of 16 is 4 or a square root of 9 is -3" is .

3x + 4y = 5 x- 3y = -7 solve by substitution