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Real numbers x,y satisfies x2 +y2 = 1. If the minimum and maximum value of the expression z = 7−x4−y are m and M. y-4=z (x-7)\tag {1} is an equation of all the lines that pass (7,4) with …

Pull terms out from under the radical, assuming positive real numbers. Solve the system x = - √1 + y2, x2 + y2 = 1. Tap for more steps... The solution to the system is the complete set of ordered pairs that are valid solutions. The result can be shown in …

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x^{2}-x-6=0 -x+3\gt 2x+1 ; line\:(1,\:2),\:(3,\:1) f(x)=x^3 ; prove\:\tan^2(x)-\sin^2(x)=\tan^2(x)\sin^2(x) \frac{d}{dx}(\frac{3x+9}{2-x}) (\sin^2(\theta))' \sin(120)

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Compute answers using Wolfram's breakthrough technology & knowledgebase, relied on by millions of students & professionals. For math, science, nutrition, history, geography, engineering, mathematics, linguistics, sports, finance, music…

Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor.