Add or subtract. Write the answer in lowest terms. + 

A.
B.
C.
D.


Answer: A

Mathematics

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Find the indicated vector.Let u = . Find 6u.

A.
B.
C.
D.

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Simplify the expression. Express the answer so that all exponents are positive. Whenever an exponent is 0 or negative, we assume that the base is not 0.(-6x2)-1

A.
B.
C. - 
D. - 

Mathematics

Write down all the subsets of the given set.{p, q, r}

A. ?, {p}, {q}, {r}, {p, q}, {p, r}, {q, r}, {p, p}, {q, q}, {r, r}, {p, q, r} B. ?, {p}, {q}, {r}, {p, q}, {p, r}, {q, r} C. {p}, {q}, {r}, {p, q}, {p, r}, {q, r}, {p, q, r} D. ?, {p}, {q}, {r}, {p, q}, {p, r}, {q, r}, {p, q, r}

Mathematics

Write the ratio of 25 gal in 10 min as a fraction and simplify.

Mathematics