Graph the pair of parametric equations with the aid of a graphing calculator.x = 5 cos 2t + 4 cos 6t, y = 5 sin 2t - 4 sin 6t, 0 ? t ? ?
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Solve the problem.A force of magnitude 6 pounds pulling on a suitcase makes an angle of 30° with the ground. Express the force in terms of its i and j components.
A. 0.8660i + + 0.5000j B. 3.000i + 5.196j C. 5.196i + 3.000 j D. 0.9255i - 5.928j
Mathematics
Subtract.8,579 - 144
A. 435 B. 8,347 C. 8,435 D. 8,427
Mathematics
Provide an appropriate response.Solve the quadratic equation, rounding to thousandths when necessary: 0.16x2 = 0.25
A. x = ±1.5625 B. x = ±0.8i C. x = ±1.25 D. x = ±1.25i
Mathematics
Select from the list of numbers all that belong to the specified set.Irrational numbers-4, 9.1 × 103, 7
, 8.6, 4.5, 0.
A. -4, 9.1 × 103, 0.
, 4.5
B. 7
, 4.5, 0.
C. 7
D. 7
, 0.
Mathematics