Simplify.7 ? 3 - 9 ÷ 3
A. 18
B. 24
C. 4
D. 0
Answer: A
Mathematics
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Express the given quantity in terms of sin x or cos x.cos (3? + x)
A. cos x B. -sin x C. -cos x D. sin x - cos x
Mathematics
Multiply, and then simplify if possible. Assume all variables represent positive real numbers.
(
+ x
)
A. 5 + 5x
B. 5 + x
C. 5 + 5x
D. 10 + x
Mathematics
Let U = {q, r, s, t, u, v, w, x, y, z}, A = {q, s, u, w, y}, B = {q, s, y, z}, and C = {v, w, x, y, z}. List the elements in the following set.A ? (B ? C)
A. {q, w, y} B. {q, r, w, y, z} C. {q, y, z} D. {q, s, u, w, y, z}
Mathematics
Solve.Multiply 97 by 6.
A. 582 B. 553 C. 542 D. 682
Mathematics