- Are some places on earth mirages?

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Replace the polar curves by equivalent Cartesian equations.
(a) r = 4tan(θ)sec(θ)
(b) r = csc(θ)e^rcos(θ)? How many moles of Ba(NO3)2 is required to form 3.14 grams of BaSO4.? Determine whether each example below is a case of newtons first law or newton second law? Given that log b(a^2) = 3, the value of log a(b^2) is? Let f(x) be a quadratic polynomial such that f(2) = -3 and f(-2) = 21. What is the coefficient of x in f(x)?

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