What is the exact value of 7^x x=2 ? pre-calc show your work.

How long does it take natsumi to clean up after she is done? table: .area time30. 245. 2.7560. 3.5

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

Ab and bc are tangent to circle d. find x is ab = 3x + 8 and bc = 26. find x