Express the distance between the given numbers using absolute value. Then find the distance by evaluating the absolute value expression.-24.9 and 20.3
A. |20.3 + (-24.9)| = -45.2
B. |-24.9 - 20.3| = 45.2
C. |-24.9 + (-20.3)| = 4.6
D. |20.3 - (-24.9)| = -4.6
Answer: B
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Find the domain and range of the function.f(x) =
A. D: [0, ?), R: (-?, ?)
B. D: [0, ?), R:
C. D: (-?, ?), R:
D. D: (-?, 0], R:(-?, 0]
Use the graph to identify the x- and y- intercepts or state that there is no x- or y-intercept.
A. x-intercept = -4; y-intercept = -4 B. x-intercept = -2; y-intercept = 4 C. x-intercept = 2; y-intercept = 4 D. x-intercept = -2; y-intercept = -4
Use a graphing utility to find the equation of the line of best fit. Round to two decimal places, if necessary.
A. y = 0.85x - 2.79 B. y = 0.95x - 2.79 C. y = 0.90x - 3.79 D. y = 0.80x - 3.79
Write the number in scientific notation.0.000313
A. 3.13 × 104 B. 3.13 ? 10-4 C. 3.13 × 10-3 D. 3.13 × 10-5