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A ranger wants to determine the height of a tree across a river. Elevation from bank 50°. Walls back 37 feet. New angle of elevation is 26°.? WHAT IS THE ANSWER FOR 6a + -8c=? Chlorine is added to treated drinking water at a concentration of 2.1mg/L prior to distribution. If the average velocity in the distributio? Calculus Help Write a formula for F, the specific antiderivative of f. f(z)=1/z^2+5z ; F(2)=1
F(z)=? Given that z is a standard normal random variable compute the following probabilities a. P (-1.98-