Solve the problem.A certain mathematics test consists of 20 questions. Goldie decides to answer the questions without reading them. In how many ways can Goldie fill in the answer sheet if the possible answers are true and false?
A. 190
B. 400
C. 40
D. 1,048,576
Answer: D
Mathematics
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Solve the equation.-3.2 + x = 24.2
A. {26.9} B. {21} C. {27.4} D. {20.5}
Mathematics
Fill in the blank using the word product, sum, quotient, or difference.The formula sin ? cos ? = 
[sin (? + ?) + sin (? - ?)] can be used to change a 
of a sine and a cosine into the 
of two sine expressions.
A. product, sum B. product, difference C. quotient, difference D. quotient, sum
Mathematics
Use the graph shown to determine if the limit exists. If it does, find its value.
f(x)
A. 0 B. 1 C. 3 D. does not exist
Mathematics
Divide.
A. 4
B. - 
C. -4
D. 
Mathematics