Tim wrote y = -2(x + 5)2 - 19 in standard form as y = 2x2 + 20x + 69. Find his error.
The standard form of y =-2(x + 5)2 – 19 is y = 4x + y = - 39
Tim multiplied by
instead of

What is the slope of (0,32) and (100,212)

Assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.

Atreasure chest sinks at a rate no less than 20 feet er second. the floor of the icean is at most at -4,200 feet. will the tresure chest reach the ocean floor in less than 3 minutes? explain.