Given a and b: 1-2 o - on v find a least-squares solution of ax=b by (a) constructing the normal equations for x. simplify your answer. (b) solving for x. simplify your answer.

Autility company burns coal to generate electricity. the cost c(p), (in dollars) of removing p percent of the some stack pollutants is given by c(p)= 85000p/100-p a) find the cost to remove 30% of the pollutant b) find where the function is undefined

The volume of a cube is 8 in to the 3rd power. how long is each side?

Consider the proof. given: segment ab is parallel to line de. prove: what is the missing statement in step 5?