Convert.49 m = ___ km
A. 49,000
B. 0.49
C. 0.049
D. 4900
Answer: C
Mathematics
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Find the limit.
A. ? B. -? C. -1 D. 0
Mathematics
Subtract.2 + (-12) - (-20) + 16
A. 26 B. 10 C. -14 D. -6
Mathematics
Identify the conic section that the polar equation represents. Describe the location of a directrix from the focus located at the pole.r =
A. parabola; The directrix is 1 unit(s) above the pole at y = 1. B. hyperbola; The directrix is 1 unit(s) above the pole at y = 1. C. hyperbola; The directrix is 1 unit(s) to the right of the pole at x = 1. D. parabola; The directrix is 1 unit(s) to the right of the pole at x = 1.
Mathematics
Factor by grouping.ay + y - a - 1
A. (y + 1)(a + 1) B. (y - 1)(a + 1) C. (y + 1)(a - 1) D. (y - 1)(a - 1)
Mathematics