Find the coordinates of the points that are 5 units away from the origin and have a y-coordinate equal to -3.
?
A. and
B. and
C. and
D. and
E. and
Answer: D
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Find the area.
A. 900 cm2 B. 648 cm2 C. 450 cm2 D. 702 cm2
At one high school, students can run the 100-yard dash in a mean of 15.2 seconds with a standard deviation of 0.9 seconds. The times are very closely approximated by a normal curve. Rounding to the nearest tenth of a percent as necessary, find the percent of times that are:Between 16.1 and 17 seconds
A. 34% B. 27% C. 12% D. 13.5%
Use a graphing calculator to find the solutions of the equation. Round solutions to the nearest hundredth.x2 + 7.58x + 9.06 = 0
A. -6.09, -1.49 B. 1.49, 6.09 C. -8.53, -2.08 D. -4.87, -1.19
Estimate the sum or difference by rounding each number to the nearest hundred.
A. 2963 B. 2900 C. 2960 D. 3000