Write an exponential function in the form y=ab^xthat goes through points (0,19) and (3, 9728).

One card is dealt from a 52 card deck. find the probability that the dealt card is a 4 or a black 7

Given: pqrs is a parallelogram prove: pr and qs bisect each other at t

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.