Rationalize the denominator and simplify. Assume that all variables represent positive real numbers.
A. 
B. 
C. 
- 
D. 
Answer: D
Mathematics
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Solve the problem.The formula C = 
(F - 32) expresses the relationship between Fahrenheit temperature, F, and Celsius temperature, C. Use the formula to convert 86°F to its equivalent temperature on the Celsius scale.
A. 97°C B. 30°C C. 66°C D. 6°C
Mathematics
Solve the system by elimination.
A. (-2, -3) B. (2, -3) C. (2, 3) D. (-2, 3)
Mathematics
Find the compound amount for the deposit. Round to the nearest cent.$1100 at 5% compounded quarterly for 4 years
A. $1341.88 B. $1320.00 C. $1156.04 D. $1337.06
Mathematics
Add or subtract as indicated. Express the answer as a single polynomial in standard form.(10x2 - 10) - (-x3 - 7x2 + 9)
A. 11x3 - 17x2 - 9 B. x3 + 17x2 - 19 C. x3 + 3x2 - 1 D. 11x3 - 7x2 - 19
Mathematics