Solve the equation.x4 - 9x2 = 0

A. 0, 3
B. -3, 0, 3
C. -3, 0
D. -3, 3


Answer: B

Mathematics

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Perform the indicated operation. Write the answer in scientific notation.

A. 4 × 10-11 B. 2 × 10-11  C. 4 × 10-3  D. 2 × 10-3 

Mathematics

Use a calculator to evaluate the expression. Round the answer to three decimal places.(-7.01)-3

A. 344.472 B. 0.003 C. -0.003 D. -344.472

Mathematics

Make an approximate conversion as indicated. Round to the nearest tenth. The precise value of your approximation will depend on the conversion path that you choose.13.1 qt = ____ L

A. 24.9 L B. 3.4 L C. 12.4 L D. 13.9 L

Mathematics

Classify the number as prime or composite.19 

A. Prime B. Composite

Mathematics