Ap calculus ab:
can someone explain the whole graphing-piecewise functions-
how do i do it
for example,
id have
f(x) = { (2x-4) if xe [2,-1)
but how to graph that ):

True or false. in studies examining gender differences and juvenile crime, recent research has shown that the gender gap for drug and violent offenses is getting smaller.

Firms use marginal analysis to determine prices by a) changing prices in accordance with information from retailers. b) using comparisons with strong competitors to position prices accordingly. c) examining the effect on revenue of small changes to the price of one item. d) trying to minimize production costs by using better and more efficient methods.

Brian has been working for a few years now and has saved a substantial amount of money. he now wants to invest 50 percent of his savings in a bank account where it will be locked for three years and gain interest. which type of bank account should brian open?