Find the term indicated in the expansion.(2x + 5)5; 5th term
A. 6250x
B. 15,625
C. 2500x2
D. 1250x
Answer: A
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Write the sentence as an equation or inequality. Use x to represent any unknown number.Three subtracted from a number is 0.
A. 3x = 0 B. 3 - x = 0 C. x + 3 = 0 D. x - 3 = 0
Graph the function. Then identify its domain and range.g(x) = x2 - 2
A. Domain: (-?, ?); range: [2, ?)
B. Domain: (-?, ?); range: [0, ?)
C. Domain: (-?, ?); range: [0, ?)
D. Domain: (-?, ?); range: [-2, ?)
Find the mean.The normal monthly precipitation (in inches) for August is listed for 20 different U.S. cities. Find the mean of the data.3.5 1.6 2.4 3.7 4.13.9 1.0 3.6 4.2 3.43.7 2.2 1.5 4.2 3.42.7 0.4 3.7 2.0 3.6
A. 3.27 in. B. 2.94 in. C. 2.80 in. D. 3.09 in.
A computer store has fixed costs of $3,355 per month and a unit cost of $780 for every computer it sells. If the store can sell all the computers it can get for $1,085 each, how many must be sold for the store to break even? (The break-even point occurs when costs equal income.) ? Please enter your answer as a number without the units.
Fill in the blank(s) with the appropriate word(s).