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A 126 kg student sits on a chair which is solely supported by a solid 0.4 meter-long steel rod 0.81 cm in diameter. To the
0 answers
565 views
In the figure below, the bar is 2.4 meters long and has a mass of 145 kg. To the nearest newton what is the tension in the wire?
0 answers
470 views
Let $x$, $y$, and $z$ be positive real numbers that satisfy
\[2 \log_x (2y) = 2 \log_{2x} (4z) = \log_{2x^4} (8yz) \neq 0.\] The
2 answers
5,778 views
A skier traveling at 26.2 m/s encounters a 23 degree slope.
(a)If you could ignore friction, to the nearest meter, how far up the
1 answer
3,953 views
A car traveling at 18 m/s accelerates at 3.31 m/s2 for 9 seconds. To the nearest meter how far does it travel?
1 answer
601 views
An ellipse and a hyperbola have the same foci, $A$ and $B$, and intersect at four points. The ellipse has major axis 50, and
2 answers
1,137 views
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