Simplify the expression. x^5/x^9. a. x^14 b. 1/x^4. c. x^4 d. 1/x^14.

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?

The longer leg of a 30° 60° 90° triangle is 16 times square root of three how long is a shorter leg

Me find the value of x each figure.