the atlantic ocean covers about 3.2 x 10' square miles. the
pacific ocean covers about 6.4 x 10' square miles.
about how much area does the atlantic ocean and pacific
ocean cover?
oa) 3.2 x 10' square miles
ob) 9.6 x 10' square miles
oc) 3.2 x 104 square miles
od) 9.6 10% square miles

Idon’t understand this.. will someone ? will mark brainliest along with 20 points.

Find the solutions for a triangle with a =16, c =12, and b = 63º

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 0 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)