Add or subtract as indicated. Express the answer as a single polynomial in standard form.(2x2 + 19x - 10) - (4x2 - 3x + 19)
A. -2x2 + 22x - 29
B. -2x2 + 23x + 9
C. -2x2 + 22x + 29
D. -2x2 + 22x + 9
Answer: A
Mathematics
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Classify the following as the equation of a parabola, a circle, an ellipse, or a hyperbola.5x2 - 10x - 2x2 + 3y2 - 107 = -8y2 + 48y
A. Ellipse B. Parabola C. Hyperbola D. Circle
Mathematics
Simplify the expression. Use positive exponents. Assume variables represent nonnegative numbers.(-9y)(-2y3)
A. 9y - 2y3 B. -11y3 C. -18y4 D. 18y4
Mathematics
Divide.
A. - 
+ 
i
B. - 
+ 
i
C. 
- 
i
D. 
- 
i
Mathematics
Solve. If necessary, round the answer to two decimal places.log35(x + 2) + log35(x) = 1
A. 7 B. -5 C. 5 D. -7
Mathematics