Solve. Use a calculator to approximate the irrational solutions to three places.x2 + 1 = 13
A. ±3.742
B. ±3.464
C. 2.606, -4.606
D. 2.606
Answer: B
Mathematics
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Evaluate the integral.
A. 
e6
B. 972
C. 108
D. 108e3
Mathematics
Simplify. Assume that all variables represent positive real numbers.
A. 3(
- 
)
B. -(
- 
)
C. -3(
+ 
)
D. -3(
- 
)
Mathematics
Tell the place value of the digit in the given number.6,359.444; the 5
A. tenths B. hundreds C. tens D. ones
Mathematics
Solve the problem.The temperature on a March morning is -6°F at 3a.m. If the temperature drops 5° by 4 a.m., rises 9° by 5 a.m., and then drops 8° by 6a.m., find the temperature at 6 a.m.
A. -28°F B. -10°F C. 10°F D. 28°F
Mathematics