Solve the problem.Consider the formula T = 591 - 76 cos 2?, where ? is measured in degrees. To the nearest hundredth of a degree, what is the smallest positive value of ? for which the value of T will be 640?
A. 62.07°
B. 133.14°
C. 130.14°
D. 65.07°
Answer: D
Mathematics
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A ? B ? C
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Determine whether the given ordered pair is a solution of the system.(1, -6)3x + y = 94x + 3y = 22
A. not a solution B. solution
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Multiply.5 × 14 × 83
A. 5799 B. 5821 C. 5810 D. 5800
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Use the discriminant to determine the number and type of solutions for the given equation.x2 + 12x + 36 = 0
A. two real rational solutions B. two real irrational solutions C. one (repeated) real rational solution D. one (repeated) real irrational solution
Mathematics