Câu1: Cho cos2x=3/5 với 3pi/4. Tính sinx, cosx, tan(x-pi/4). Câu2: Tìm giá trị lớn nhất, nhỏ nhất của biểu thức P= -2sin(x+pi/3)+2

To which set of numbers does the number –5 belong? select all that apply. integers natural numbers rational numbers real numbers whole numbers

Askyscraper is 396 meters tall. at a certain time of day, it casts a shadow that is 332 meters long. at what angle is the sun above the horizon at that time?

Ab and bc are tangent to circle d. find x is ab = 3x + 8 and bc = 26. find x