Match the given function to its graph.1) y = 1 + sin x2) y = 1 + cos x3) y = -1 + sin x4) y = -1 + cos xA B
CD
A. 1A, 2B, 3C, 4D
B. 1A, 2D, 3C, 4B
C. 1A, 2C, 3D, 4B
D. 1B, 2D, 3C, 4A
Answer: D
Mathematics
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Solve.6r + 10 = 52
A. 40 B. 36 C. 7 D. 1
Mathematics
Find the equation of the least-squares regression line. Graph the line and data points on the same graph.
A. y = 2.1 + 0.75x
B. y = 5.1 + 0.75x
C. y = 5.0 + x
D. y = 2.1 + 0.75x
Mathematics
Evaluate the algebraic expression for the indicated variable.5x2 + 2y2 for x = 3, y = -2
A. 37 B. 23 C. 41 D. 53
Mathematics
Find the vertex, focus, and directrix of the parabola. Graph the equation.y2 = 16x
A. vertex: (0, 0)
focus: (0, 4)
directrix: y = -4
B. vertex: (0, 0)
focus: (0, 4)
directrix: y = -4
C. vertex: (0, 0)
focus: (-4, 0)
directrix: x = 4
D. vertex: (0, 0)
focus: (4, 0)
directrix: x = -4
Mathematics