Factor 4x^4+8x^2+1
PLZ try hurry ;-;anyone?

What percent of the circle below is shaded?

Over the last 8 nights, elyse earned the following in tips: {105, 120, 84, 95, 100, 132, 140}. if she earns $140 a night for the next four nights, which measure of center would increase more, the mean or median?

The square root of 9x plus 7 plus the square rot of 2x equall to 7