求问SAT2数学题.
01.if $2000 in invested at a rate of 6% compounded quarterly,how much will the investment be worth in 4 years?
解析：A=P(1+R/N)^NT where N is the number of times the investment is compounded per year.
A=2200(1+0.06/4)^16
还有题目中的quarterly怎样解释?
02.which of the following is a transfotmation of y=f(x) that translates this function down 3,shrinks it hrizontally by a factor of 2,and reflects it about the x-axis