буталсан чулуу гэсэн утгатай 30 60. 60° 30° 9. A spherical concave mirror with a radius of curvature of 40.0 cm is used to produce an image of a cell phone 3.0 cm tall. Determine the type of image image distance size of image and magnification if the cell is phone is the following distances away from the. Үнэ авах
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