Solve the equation. Leave your solution in trigonometric form.
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What will be an ideal response?


Mathematics

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Find the solutions to the system of equations by the addition method.5x + y = -34x - y = - 

A. (5, 4) B. (-1, 4) C. (1, 3) D. (0, 3)

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Use a special product formula to simplify.[(m - 9) - n][(m - 9) + n]

A. m2 - 18m + 81 - n2 B. m2 - 18m + 81 + 2mn + 18n - n2 C. m2 + 18m + 81 - n2 D. m2 + 81 - n2

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Factor completely.9x6 - 9x4

A. 9x4(x + 1)2 B. 9x4(x + 1)(x - 1) C. 9x4(x - 1)2 D. prime

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Mathematics

Compute the compound interest.John Lee's savings account has a balance of $4459. After 4 years, what will the amount of interest be at 6% compounded annually? Round to the nearest dollar.

A. $1170 B. $1175 C. $1161 D. $267

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Mathematics