Which set of ordered pairs represents a function? {(-2,5), (6,9), (8,4), (8,7)}
{(-1,4), (-5, -2), (6,1), (-2,-2)}
{(-5, -6), (-5,3), (-7,-8),(-1,-9)}
{(-8,-4), (-8,-5), (-6, -1), (3,6)}

Aplot of land is shaped like a quadrilateral. fences are built on the diagonal to divide the area into 4 sections. what is vi to the nearest tenth? gv = 6.55fv = 5.84vh = 3.27vi = ?

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

Sally deposited money into a savings account paying 4% simple interest per year.the first year,she earn $75 in interest.how much interest will she earn during the following year?