What are all the real zeros of y=(x-20)^2 +5

Please show step by step I'm so lost!!

Inez has a phone card. the graph shows the number of minutes that remain on her phone card a certain number of days.

Consider the image of klmn for the translation (x, y) → (x – 2, y – 1). what is the ordered pair of l′?

People end up tossing 12% of what they buy at the grocery store. assume this is the true population proportion and that you plan to take a sample survey of 540 grocery shoppers to further investigate their behavior. a. calculate the mean and the standard error for the sample proportion p. b. describe the sampling distribution of p in part a. draw a graph of this probability distribution with its mean and standard deviation. what is the probability that your survey will provide a sample proportion more than 15%? c. d. population proportion? what is the probability that your survey will provide a sample proportion within + 0.03 of the