If a sample has a mean of =20 and a standard error of =2 and the population mean is μ=18, what is the probability of scoring below that sample mean?

The $x$-intercepts of the parabola $y = x^2 + bx + c$ are $(-3,0)$ and $(5,0).$ find the equation of the parabola, and submit your answer in $y = ax^2 + bx + c$ form.

Find dy/dx using implicit differentiation ln(20+e^xy)=y

Acourt reporter is transcribing an accident report from germany. the report states that the driver was traveling 80 kilometers per hour. how many miles per hour was the driver traveling?