Evaluate the determinant by inspection.

A. 0
B. -420
C. -8
D. -20

Answer: A

Mathematics

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Find the special products using patterns.(p - r)(p + r)

A. p2 - 2r2 B. p2 - r2 C. p2 + r2 D. 2p2 - r2

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Solve the problem.Juan's subtotal at Scramble's Electronics is $16.99. The sales tax on these items is $1.90. What is Juan's total bill?

A. $18.79 B. $17.79 C. $18.89 D. $17.89

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Write the following in words.1.0000923

A. One and nine hundred twenty-three ten-millionths B. One and nine hundred twenty-three hundred-millionths C. One and nine hundred twenty-three hundred-thousandths D. One and nine hundred twenty-three millionths

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Find (x).f(x) = 25x3 - 11x; g(x) = 5x - 1

A. 5x2 + x + 25
B. 5x2 + x - 25
C. 5x2 + x - 2 - 
D. 5x2 + x + 25 + 

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