Graph the equation.y2 - 49x2 = 49
A. 
B. 
C. 
D. 
Answer: C
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Write the polar equation in terms of x and y.r = 8 csc ?
A. x = 8 B. y = 8 C. y2 = 8 D. x2 + y2 = 8
Use properties of logarithms to expand the logarithmic expression as much as possible.loga 
A. 4 loga x - 3 loga (x + 5) - 2 loga ( x - 2)
B. loga x4 + loga (x + 5)1/3 - loga (x - 2)2
C. 4 loga x + 
loga (x + 5) - 2 loga (x - 2)
D. loga x4 + loga (x + 5)-3 - loga (x - 2)2
Find the linear function that is the best fit for the given data. Round decimal values to the nearest hundredth, if necessary.
A. y = 0.17x + 2.11 B. y = 0.5x - 2 C. y = x - 8 D. y = 0.11x + 2.49
What percent of the total population is found between the mean and the z-score?
Standard Normal Distribution; z-scores z 0.00 0.01 0.02 0.03 0.04 0.05 0.06 0.07 0.08 0.090.0 0.0000 0.0040 0.0080 0.0120 0.0160 0.0199 0.0239 0.0279 0.0319 0.03590.1 0.0398 0.0438 0.0478 0.0517 0.0557 0.0596 0.0636 0.0675 0.0714 0.07530.2 0.0793 0.0832 0.0871 0.0910 0.0948 0.0987 0.1026 0.1064 0.1103 0.11410.3 0.1179 0.1217 0.1255 0.1293 0.1331 0.1368 0.1406 0.1443 0.1480 0.15170.4 0.1554 0.1591 0.1628 0.1664 0.1700 0.1736 0.1772 0.1808 0.1844 0.18790.5 0.1915 0.1950 0.1985 0.2019 0.2054 0.2088 0.2123 0.2157 0.2190 0.22240.6 0.2257 0.2291 0.2324 0.2357 0.2389 0.2422 0.2454 0.2486 0.2517 0.25490.7 0.2580 0.2611 0.2642 0.2673 0.2704 0.2734 0.2764 0.2794 0.2823 0.28520.8 0.2881 0.2910 0.2939 0.2967 0.2995 0.3023 0.3051 0.3078 0.3106 0.31330.9 0.3159 0.3186 0.3212 0.3238 0.3264 0.3289 0.3315 0.3340 0.3365 0.33891.0 0.3413 0.3438 0.3461 0.3485 0.3508 0.3531 0.3554 0.3577 0.3599 0.3621? A. 34.38% B. 34.13% C. 44.13% D. 39.13% E. 19.13%