Which phrase best describes the translation from the graph y = (x – 5)2 + 7 to the graph of y = (x + 1)2 – 2?

Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?

Haley buys 9 pounds of apples for $3. how many pounds of apples can she buy for $1?

The measures of the legs of a right triangle are 15m and 20m . what is the length of the hypotenuse