Find an equation for the graph.
A. y = 4 sin 
x
B. y = 4 sin 2x
C. y = 2 sin 
x
D. y = 2 sin 4x
Answer: B
Mathematics
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List the elements in the set .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}. A' ? B
A. {s, u, w} B. {q, s, t, u, v, w, x, y} C. {q, r, s, t, v, x, y, z} D. {r, s, t, u, v, w, x, z}
Mathematics
Solve the equation.
= 2
A. {6, -2} B. {2} C. {-6, -2} D. no real solution
Mathematics
Find the sum.58.34 + 8.668 + 5.724 + 6.44
A. 79.172 B. 80.172 C. 79.272 D. 79.182
Mathematics
Solve and check your answer.3x - 5x = 17 - 11
A. 2 B. -2 C. 3 D. -3
Mathematics