Jessica graded seven standardized tests with scores of: 50, 47, 84, 78, 49, 97, and 75. Which standardized test score represents the 50th percentile?

Simplify 4 square root of 2 end root plus 7 square root of 2 end root minus 3 square root of 2 . (1 point) 2 square root of 8 8 square root of 2 8 square root of 6 6 square root of 8

Find the x-intercepts of the parabola withvertex (1,1) and y-intercept (0,-3).write your answer in this form: (x1,if necessary, round to the nearest hundredth.

Ineed me i stuck and i don’t want to get it wrong