- Use a half-angle formula to find the exact value of sin(-pi/8)?

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Simplify the rational expression (x-5) - (x^2-6x +8) X (x^2+3x +2)/ (x-7) - (x^2+8x +7) X (x^2- 11x +28) identify all non permissible values? If the current in a wire is AC and you put a loop beside it.will the change in the magnetic field in the AC wire induce a current in th loop? Looking for email address for prasanna gunasekara? Does molly actually drain spinal fluid? What do UFOs use for propulsion? Is it an anti-gravity device?