What is the value of 3 to the 3rd power + 4 to the 2nd power?

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

An assembly consists of two mechanical components. suppose that the probabilities that the first and second components meet specifications are 0.87 and 0.84. assume that the components are independent. determine the probability mass function of the number of components in the assembly that meet specifications. x

You put the following items into your rucksack. ham 600 g cheese 380 g tomatoes 270 g how much do all the ingredients weigh in total?