Find all square roots of the given number.-25
A. 5
B. 5
C. ±5
D. No real number square root exists.
Answer: D
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Write fraction as decimal number. Use bar notation for repeating decimals.
A. 3.43
B. 3.4375
C. 3.437
D. 3.4
Convert. Round to the nearest tenth unless otherwise indicated.A summer day on the North Slope of Alaska can have a temperature as low as -18°C. What is t his temperature in degrees Fahrenheit?
A. -10.0°F B. 27.8°F C. -32.4°F D. -0.4°F
A dairyman wants to make 237 lb of 14%-butterfat cream. How many pounds of 40%-butterfat cream and how many pounds of 1%-butterfat milk must he mix?
A. 82 lb of 40%-butterfat cream, 155 lb of 1%-butterfat milk. B. 81 lb of 40%-butterfat cream, 156 lb of 1%-butterfat milk. C. 74 lb of 40%-butterfat cream, 163 lb of 1%-butterfat milk. D. 158 lb of 40%-butterfat cream, 79 lb of 1%-butterfat milk. E. 79 lb of 40%-butterfat cream, 158 lb of 1%-butterfat milk.
Use Cramer's rule to solve the system or to determine that the system is inconsistent or contains dependent equations.
A. dependent equations; infinitely many solutions B. {(0, 11)} C. inconsistent; no solution or ? D. {(5, -9)}