Use the fundamental identities to find the value of the trigonometric function.Find sin ?, given that cos ? =
and ? is in quadrant IV.
A. -
B. -
C. -3
D. -
Answer: D
Mathematics
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Simplify. Assume that all variables represent positive numbers.
A. 5
B. 12
C. 6
D. 30
Mathematics
Between each pair of numbers, insert the appropriate sign, <, =, or >, to make a true statement.8.40000 8.400000
A. 8.40000 > 8.400000 B. 8.40000 = 8.400000 C. 8.40000 < 8.400000
Mathematics
Write the augmented matrix for the system. 9x - 2y = -6 9y + 2z = 8 -3z = -4
A.
B.
C.
D.
Mathematics
Plot and interpret the appropriate scatter diagram.The table shows the study times and test scores for a number of students. Draw a scatter plot of score versus time treating time as the independent variable. Effect of Study on Test Score
Time (min)
A. Effect of Study on Test Score
Time (min) |
test scores.
B. Effect of Study on Test Score

Time (min) |
test scores.
C. Effect of Study on Test Score

Time (min) |
test scores.
D. Effect of Study on Test Score

Time (min) |
test scores.
Mathematics