True or false?When using a truth table, the statement q ? p is equivalent to p ? q.

A. True
B. False


Answer: B

Mathematics

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Let U = {q, r, s, t, u, v, w, x, y, z}  A = {q, s, u, w, y}  B = {q, s, y, z}  C = {v, w, x, y, z}. Determine the following.C' ? A'

A. {r, t} B. {q, s, u, v, w, x, y, z} C. {q, r, s, t, u, v, x, z} D. {w, y}

Mathematics

Solve the problem.Let angle POQ be designated ?. Angles PQR and VRQ are right angles. If ? = 13°, find the length of US accurate to four decimal places. 

A. 0.2309 B. 1.0263 C. 4.3315 D. 0.2250

Mathematics

Find the unknown value.58 is 116% of what number?

A. 50 B. 134.56 C. 13,456 D. 500

Mathematics

Perform the indicated operation. Assume that all variables are nonnegative.-8 + 8 + 5

A. 26
B. 130
C. -130
D. -8

Mathematics