Simplify the radical. Assume that all variables represent positive real numbers.
A. 16
B. 4 + 
C. 48
D. 4
Answer: D
Mathematics
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Use a calculator to find the sum. Round the result to two decimal places.687.92 + (-80.91)
A. -607.01 B. 768.83 C. 607.01 D. 607.92
Mathematics
Identify the equation as a parabola, circle, ellipse, or hyperbola.x2 - y2 = 25
A. Parabola B. Circle C. Ellipse D. Hyperbola
Mathematics
Find the least common multiple for the set of numbers.60, 80, 50
A. 600 B. 1200 C. 400 D. 240
Mathematics
Solve.3x2 - 2y2 = -385x2 + 3y2 = 95
A. (2, -5), (2, 5) B. (-2, -5), (-5, -2) C. (2, 5), (5, 2), (-2, -5), (-5, -2) D. (2, 5), (-2, 5), (2, -5), (-2, -5)
Mathematics