Evaluate the determinant.
A. 42 - ab
B. -7a + 6b
C. ba - 42
D. 7a - 6b
Answer: B
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Solve the problem.Use the figure to find the width W of the rectangle from its length and area A. Determine W when 
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Solve. Write a mixed numeral for the answer. The population of Anna's grandmother's country is 1
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A. 550 million
B. 89
million
C. 203
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What is a prime number? ?
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