Solve the equation.4x = 16
A. x = 1
B. x = 4
C. x = 3
D. x = 2
Answer: D
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Solve the problem.In designing a type of tubing, the expression (D + 0.1)4 is used. Expand this expression.
A. D4 + 0.004D3 + 0.06D2 + 0.004D + 0.0001 B. D4 + 0.4D3 + 0.06D2 + 0.004D + 0.0001 C. D4 + 0.4D3 + 0.06D2 + 0.4D + 0.0001 D. D4 + 0.4D3 + 0.6D2 + 0.4D + 0.1
Solve the problem.The formula for converting Celsius temperature, C, to Fahrenheit temperature, F, is 
If Fahrenheit temperature ranges from 131° to 248°, inclusive, what is the range for the Celsius temperature?
A. [268°C, 478°C] B. [55°C, 120°C] C. (268°C, 478°C) D. (55°C, 120°C)
Find the indicated sum.-3 + 1 + 5 + 9 + 13 + . . . + (4n - 7)
A. n(2n - 5) B. n(2n + 5) C. n(4n + 7) D. n(4n - 7)
Factor completely.24x2 - 150
A. 6(2x + 5)2 B. (12x - 30)(2x + 5) C. (2x - 5)(12x + 30) D. 6(2x - 5)(2x + 5)