Evaluate the expression.
? -16 ÷ (-4)
A. 320
B. 20
C. -20
D. -320
Answer: B
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Add or subtract as indicated. Express the answer as a single polynomial in standard form.(4x2 + 8x + 6) + (2x2 + 6x - 3)
A. 8x2 + 10x + 5 B. 6x2 - 14x + 3 C. 6x2 + 14x + 3 D. 6x2 + 14x - 3
Solve.Given logb 3 = 1.268 and logb 4 = 1.363, evaluate logb 1.
A. 7 B. 1.333 C. cannot be found using the properties of logarithms D. 12
Match the correct viewing rectangle dimensions with the figure. 
A. [-20, 20, 2] by [-20, 20, 2] B. [-16, 16, 4] by [-4, 4, 2] C. [-4, 4, 2] by [-4, 4, 2] D. [-4, 4, 2] by [-80, 80, 8]
A point in polar coordinates is given. Convert the point to rectangular coordinates. Round your answers to one decimal places.
?
?
A. Rectangular coordinates: (3.6,6.0) B. Rectangular coordinates: (5.5,2.4) C. Rectangular coordinates: (-5.5,-2.4) D. Rectangular coordinates: (-2.4,-5.5) E. Rectangular coordinates: (2.4,5.5)