Simplify.
4
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Find the real or imaginary solutions by using the quadratic formula.x2 - x = 30
A. {-5, 6} B. {1, 30} C. {5, 6} D. {-5, -6}
Mathematics
250 students in a math class take the final exam. The scores on the exam have an approximately normal distribution with mean ? = 75 and standard deviation ? = 10.Approximately how many students had test scores with standardized values between -2 and 0.675?
A. 125 B. 204 C. 181 D. 147 E. 85
Mathematics
Refer to triangle ABC. If 
inches, 
inches, and 
, find c.
?
Apply the rules regarding the use of significant digits after all computations are complete.
?
__________ inches
Fill in the blank(s) with the appropriate word(s).
Mathematics
List the proper fractions in the group.
, 
, 
, 
A. 
, 
, 
B. 
C. 
, 
, 
, 
D. 
, 
Mathematics