Can someone pls me with proving that (f)x^2-2|x| is increasing over [1; infinity] and decreasing over [0; 1] then deduce that (f) admits a minimum to be determined

Find the amount in a continuously compounded account for the given condition. principal: $1000, annual interest rate: 4.8%, time: 2 yr

41/17 as a decimal rounded to the nearest hundredth

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