Write a signed number for the statement.42-pound gain

A. 42 
B. -42


Answer: A

Mathematics

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Solve.What size wrench, to the nearest 16th of an inch, will fit a bolt 0.827 in. in diameter? What error is involved in using the fraction rather than the decimal?

What will be an ideal response?

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Add or subtract as indicated.4.823 - (-0.81)

A. 4.013 B. 5.633 C. 5.733 D. 3.907

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Determine whether the graph of the given function is symmetric with respect to the y-axis, symmetric with respect to the origin, or neither.f(x) = 5x4 - 2x + 6

A. y-axis B. Origin C. Neither

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Perform the indicated operations. Write the resulting complex number in standard form. (3 + 9i) - (3 - 9i)

A. 18i B. -81i C. -18i D. -6

Mathematics