Simplify.(5xy)2(4x6y8)2
A. 400x14y18
B. 400x10y12
C. 20x7y18
D. 20x14y18
Answer: A
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Identify the graph of the pair of parametric equations.x = -8 cos t, y = 8 sin t
A. Circle B. Ellipse C. Line D. Parabola
Use the appropriate geometric formula to determine the missing dimension (radius, length, or height).Use 3.14 for ?. Round to the nearest hundredth when appropriate.A can with a surface area of 345 square feet and a radius of 2 feet.
A. h = 23.47 ft B. h = 50.94 ft C. h = 25.47 ft D. h = 319.88 ft
Use matrices to solve the system of equations. If the system has no solution, so indicate.
A. ( 6, 0, 2 ) B. ( 6, 0, 5 ) C. ( 6, 2, 2 ) D. ( 5, 2, 2 ) E. No solution.
Solve.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 657?
A. 153.28° B. 75.14° C. 150.28° D. 72.14°