Write the English phrase as an algebraic expression. Let the variable x represent the number.4 times a number, increased by 3
A. 4 + 3x
B. 3x + 4
C. 3 + 4x
D. 4x + 3
Answer: D
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Use a finite sum to estimate the average value of the function on the given interval by partitioning the interval and evaluating the function at the midpoints of the subintervals.f(x) = 2
on [-3, 3] divided into 4 subintervals
A. 
B. 12
C. 
D. 3
Solve the equation. Use the change of base formula to approximate an exact answer to the nearest hundredth when appropriate.3x = 484
A. x = log 1452
B. x = log 
C. x = log3484
D. x = log3-484
Find the domain of the function.f(x) = 
A. {x|x ? 19}, or [19, ?) B. all real numbers, or (-?, ?) C. {x|x ? -19}, or [-19, ?) D. {x|x ? 19}, or (-?, 19) ? (19, ?)
Solve the problem.A certain mathematics test consists of 20 questions. Goldie decides to answer the questions without reading them. In how many ways can Goldie fill in the answer sheet if the possible answers are true and false?
A. 1,048,576 B. 40 C. 190 D. 400