Please please help Which of the following expressions is equivalent to the one shown below?
(-3)2-(-3)
O A. (-3)?
B. (-3)*1
O C. (-3)18
O D. (-3

The number of potato chips in a bag is normally distributed with a mean of 71 and a standard deviation of 2. approximately what percent of bags contain between 69 and 73 potato chips? approximately 68% approximately 71% approximately 95% approximately 99.7%

Find the value of x. give reasons to justify your solutions! l, m ∈ kn

Solve each quadratic equation by factoring and using the zero product property. x^2 + 18x = 9x