Let f be a function with the given domain and range. Find the domain and range of the indicated function.Domain of f(x): [-7, 0]; Range of f(x): [0, 5] f(-2x)
A. D: [0, 14]; R: [0, 5]
B. D: [-7, 0]; R:
C. D: 
; R: [0, 5]
D. D: [-7, 0]; R: [-10, 0]
Answer: C
Mathematics
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Determine if the pair of triangles are similar.
A. Similar B. Not similar
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Determine whether the equation has a graph that is symmetric with respect to the y-axis, the x-axis, the origin, or none of these.y = -0.66x4 + x2 + 6
A. none of these B. x-axis only C. y-axis only D. origin only
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Solve the system of equations.x - y + z = -8x + y + z = 2x + y - z = 0
A. {(-4, 1, 5)} B. {(-4, 5, 1)} C. {(1, -4, 5)} D. {(5, 1, -4)}
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For the restaurant bill, estimate the tip. Then find the exact amount of the tip. State your answers to the nearest hundredth.The restaurant bill is $47.53. Give the estimate of a 20% tip and the exact amount of a 20% tip.
A.
| Estimate: $5.00 | Exact: $4.75 |
B.
| Estimate: $2.50 | Exact: $2.38 |
C.
| Estimate: $7.50 | Exact: $7.13 |
D.
| Estimate: $10.00 | Exact: $9.51 |
Mathematics