) Đặt A = 1057 a) Hãy biểu diễn số tự nhiên A sang hệ ghi cơ số 3.

b) Giả sử B là số tự nhiên A biểu diễn trong hệ ghi cơ số 3. Hãy tính: B + B trong hệ ghi cơ số 3.

Which math sentence can be used to determine if the triangle is a right triangle?

The center of the circumscribed circle lies on line segment and the longest side of the triangle is equal to the of the circle.

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4