Evaluate the function.
If y = f(x), find f(1).
A. -2
B. 0
C. 2
D. 1
Answer: C
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Answer as requested.Suppose that there is perfect positive correlation between the number of hours studied for a test and score on the test. Which of the following statements must be true? More than one statement may be true.A: If we know the number of hours a given student studied, we will be able to perfectly predict their test score.B: If Anne studied twice as long as Manuel, she will score twice as much.C: If Lu Yi studied ten hours more than Andrea, Lu Yi will score ten points more than Andrea. D: All data points lie perfectly on a horizontal line.
A. All statements are true B. A C. B and C D. A and D
Rewrite as a single logarithm.2 log2(2x + 5) + 6 log2(6x + 1)
A. log2
B. log2((2x + 5)2 + (6x + 1)6)
C. log2(2x + 5)2(6x + 1)6
D. 12 log2(2x + 5)(6x + 1)
Use ZERO (or ROOT) to approximate the smaller of the two x-intercepts of the equation. Express the answer rounded to two decimal places.y = x2 + 4x - 3
A. -0.65 B. 4.65 C. 0.65 D. -4.65
Identify the digit with the given place value.567,261thousands
A. 7000 B. 7 C. 0.007 D. 5