What is 70.2 rounded to the nearest tenth?

Write the expression in simplified radical form. show all steps and work including any foil method work. (hint: use the conjugate. no decimal answers.) (9-2√3)/(12+√3)

One card is dealt from a 52 card deck. find the probability that the dealt card is a 4 or a black 7

If the ratio of sum of the first m and n terms of an ap is m2 : n2 , show that the ratio of its mth and nth terms is (2m − 1) : (2n − 1).