設有兩等差級數，它們的比是（2n+3):(3n+2),試求它們的前11 項之和的比

Although changes result from business transactions, the equality of the fundamental bookkeeping equation must remain. t/f

What is the area of a pizza with a radius of 40 cm leave the answer in terms of π to find your exact answer 40π cm² 1600π cm² 800π cm² 80π cm² π=pi

Find an equation for the linear function which has slope -10 and x-intercept -7