Convert 54 kg to g a. 0.54 g b. 54,000 g c. 0.054 g d.5,400 g

Use the x-intercept method to find all real solutions of the equation. x^3-10x^2+27x-18=0

For f(x)=2x+1 and g(x)= x^2 -7, find (f•g)(x)

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?