Identify the equation without applying a rotation of axes.3x2 + 3xy + 3y2 + 3x + 3y + 10 = 0
A. hyperbola
B. ellipse
C. parabola
D. not a conic
Answer: B
Mathematics
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Express the number in scientific notation.870,000
A. 8.7 × 105 B. 8.7 × 104 C. 8.7 × 10-4 D. 8.7 × 10-5
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If possible, factor the polynomial completely. If a polynomial cannot be factored, state that it is prime.125x2 + 200x + 80
A. 5(5x - 4)2 B. 5(25x + 16)2 C. 5(5x + 4)2 D. 5(5x + 4)(5x - 4)
Mathematics
Using complements (with respect to 1) of the single discounts, find the net cost equivalent for the following discount.40/35/30/15
A. 0.76795 B. 0.4 C. 0.6 D. 0.23205
Mathematics
Solve.x + 4 = -26 + 7
A. 37 B. -23 C. 23 D. -37
Mathematics