What is the y-intercept of the graph of y = 100(2)^x – 5?

Write the expression in simplified radical form. show all steps and work including any foil method work. (hint: use the conjugate. no decimal answers.) (9-2√3)/(12+√3)

Scrub a dub toothbrushes are $4.00 each. there is a 10% discount, but there is also a 6% sales tax after the discount is applied. what is the new price after tax? round to the nearest penny

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.