Determine whether the given function is one-to-one. If it is one-to-one, find a formula for the inverse.f(x) = 
A. f-1(x) = 
B. f-1(x) = x3 + 1
C. Not one-to-one
D. f-1(x) = x3 - 1
Answer: B
Mathematics
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Express the number in scientific notation.0.000315
A. 3.15 × 10-3 B. 3.15 × 104 C. 3.15 × 10-4 D. 3.15 × 10-5
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Evaluate.sin 
A. 
B. 
C. 
D. - 
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Write and solve an equation to answer the question. Round percent to the nearest thousandth, if necessary.The appliance store where the Scott family shops offers a 
for paying cash. The Scott family received a discount of $42. What was their total bill before the discount? Round to the nearest dollar.
A. $200 B. $8 C. $840 D. $2
Mathematics
Find the determinant.det 
A. 390 B. -40 C. 40 D. -190
Mathematics