Questions asked by Jeanmarie M.
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Find all solutions on the interval [0, 2#pi#)?
#2sin(2x)1=0#

Use the Law of Sines to solve the triangle?
6.) A=60 degrees, a=9, c=10.

A 750kg car moving at 23m/s brakes to a stop. The brakes contain about 15.0kg of iron that absorbs the energy. What is the increase in temperature of the brakes? (HINT: KEcar=Qbrakes) (ANSWER: 30 degrees Celsius)

High altitude mountain climbers do not eat snow, but always melt it first with a stove. To see why, calculate energy absorbed from your body if you: (more information see details)?

If the ring is initially at 99 degrees Celsius, what mass of water at 25 degrees Celsius is needed to lower the ringâ€™s temperature to 38 degrees Celsius?