標題範例:Mathematics > Standard Multiple Choice
Read the following SAT test question and then click on a button to select your answer.
If (t-2)²=0 , what is the value of (t+3)(t+6) ?
(A)40
(B)18
(C)9
(D)4
(E) It cannot be determined from the information given.
謎底:A
【剖析】