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Prove that (1 + cot A + tan A) (sin A - cos A) = sin A tan A - cot A cos A
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If x=-3 is the only x-intercept of the graph of a quadratic equation, which statement best discribes the discriminant of the equation?
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The area of a rectangle is 15+5y square feet. which of the following expressions could be the length of the sides of the rectangle, in feet a. 5 and 3y b. 5 and 3+y c. 5 and 5+y d. 3 and 5+3y
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14. (05.02 lc) what is the value of y in the solution to the following system of equations? (5 points) 2x + y = −4 5x + 3y = −6
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Prove that (1 + cot A + tan A) (sin A - cos A) = sin A tan A - cot A cos A...
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