'2 2 ax' diaporamas de présentation

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Uniform Circular Motion

Uniform Circular Motion. Motion in a circular path at constant speed Speed constant, velocity changing continually Velocity changing direction, so there is acceleration Called centripetal acceleration, since it is toward the center of the circle, along the radius

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Topic 1: Measurement and uncertainties 1.1-Measurements in physics

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Amazing Mathematics Day 29 th June 2007

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?????. 2. 2. 3. 3. ? f ( x )= x 3 - x 2 - 2 x +5. (1) ??? f ( x ) ?????????? ; (2) ? x ?[ - 1, 2] ? , f ( x )< m ??? , ??? m ?????. ? f? ( x )<0 ? - < x <1;. ? f? ( x )>0 ? x < - ? x >1. ? y = f ( x ) ???????? ( - , 1);. ??????? ( - ? , - ) ? (1, + ? ).

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Section 3.6 Recall that

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Equation of a Circle

Equation of a Circle. Information. The equation of a circle. A circle is drawn with its center at the origin O and radius r. Show that the equation of the circle is x 2 + y 2 = r 2. For any point P ( x , y ) on the circle, OP = r.

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