The distance from the Earth to the Moon is 238,900 miles. Which expression represents this distance, in miles, in scientific notation?

F(x) = (x^2 + 3x − 4) and g (x) = (x+4) find f/g and state the domain.

Two planes leave an airport at the same time, one flying east, the other flying west. the eastbound plane travels 20 mph slower. they are 1600 mi apart after 2 hr. find the speed of each plane.

*let m∠cob = 50°30’, m∠aob = 70° and m∠aoc = 20°30’. could point c be in the interior of ∠aob? why? a. point c could be the interior of aob but it is not the only case b. point c is the interior of aob c. point c is not the interior of aob d. the given is not possible for the plane geometry answer