Sketch the region which is defined by the given conditions.? ? ? ? 
, r = -4
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Write an equivalent expression in exponential form.log10 100 = 2
A. 10100 = 2 B. 102 = 100 C. 210 = 100 D. 1002 = 10
Mathematics
Use the empirical probability formula to solve the exercise. Express the answer as a fraction. Then express the probability as a decimal, rounded to the nearest thousandth, if necessary.In 1999 the stock market took big swings up and down. A survey of 998 adult investors asked how often they tracked their portfolio. The table shows the investor responses. What is the probability that an adult investor tracks his or her portfolio daily?
A. 
; 0.288
B. 
; 0.145
C. 
; 0.279
D. 
; 0.235
Mathematics
Solve the equation.2(12 - 2x) = 256
A. -2
B. 12
C. 2
D. 
Mathematics
Subtract the fractions. Write the answer in lowest terms.
A. 
B. 
C. 
D. 
Mathematics