- If 2cosx=z1+1/z1 2cosy=z2+1/z2 2cosz=z3+1/z3 prove z1z2z3=1/z1.1/z2.1/z3?

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Discover Questions

What is the discriminant of the equation 2x^2 - 5x - 2 = -11? Why are polar ice caps not considered a biome? A soccer ball is kicked at angle of 40 degrees from the ground at a speed of 30 m/s? Use Newton s method to find all solutions of the equation correct to six decimal places.
ln(x) = 1/x − 3? What is the frequency in Hz of the AC sine wave?

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