An expression is shown below: 2x3 + 10x2 − 4x2y − 20xy part a: rewrite the expression so the gcf is factored completely. (4 points) part b: rewrite the expression completely factored. show the steps of your work. (6 points) what are the steps for part b and the answer

Ahypothesis is: a the average squared deviations about the mean of a distribution of values b) an empirically testable statement that is an unproven supposition developed in order to explain phenomena a statement that asserts the status quo; that is, any change from what has been c) thought to be true is due to random sampling order da statement that is the opposite of the null hypothesis e) the error made by rejecting the null hypothesis when it is true

What is the interquartile range of this day at set?

Will mark ! (10 points also! ) if x varies inversely with y and x =6 when y= 10, find y when x=8 a. y=4.8 b. y=7.5 c. y=40/3 d. y=4/15