Simplify.19 - 17 + 10
A. -3230
B. -151
C. -8
D. 12
Answer: D
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Answer the question(s) based on the following situation: For a population of 4000 students taking the SAT math exam, the scores on the exam have an approximately normal distribution with mean ? = 610 and standard deviation ? = 60.Approximately how many students scored below 730 points?
A. 3000 B. 3900 C. 3800 D. 2720 E. none of these
Determine whether the following is always true or not always true. Given reasons for your answers.u × 0 = 0
What will be an ideal response?
Simplify the expression.
A. 4x B. 18x2 C. 18 D. 4x2
Determine the location of each local extremum of the function.f(x) = x3- 
x2 + 4x - 2
A. Local maximum at -4; local minimum at -1 B. No local extrema C. Local maximum at 1; local minimum at 4 D. Local extremum at -2.5