W4 Finite Mathematics Midterm
Question 1
Find the constants m and b in the linear function f(x) = mx + b so that f(1) = 2 and the straight line represented by f has slope – 1.
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Question 2
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No solution |
Question 3
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x = 16, y = 0, z = 16, t = 0, u = 80, v = 21, w = 61, P = 180 |
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x = 0, y = 16, z = 0, t = 0, u = 80, v = 21, w = 61, P = 96 |
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x = 80, y = 16, z = 0, t = 0, u = 0, v = 21, w = 61, P = 68 |
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x = 80, y = 0, z = 0, t = 16, u = 80, v = 21, w = 61, P = 174 |
Question 4
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Question 5
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No solution |
Question 6
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No solution |
Question 7
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Question 8
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Question 9
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infinitely many solutions
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no solution |
Question 10
Metro Department Store’s annual sales (in millions of dollars) during 5 years were
| Annual Sales, y | 5.8 | 6.1 | 7.2 | 8.3 | 9 |
| Year, x | 1 | 2 | 3 | 4 | 5 |
Plot the annual sales (y) versus the year (x) and draw a straight line L through the points corresponding to the first and fifth years and derive an equation of the line L.
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Question 11
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Question 12
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Question 13
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y is not a linear function of x. |
Question 14
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Question 15
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y is not a linear function of x. |
Question 16
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( 0, 2 ) |
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( 8, 2 ) |
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( 4, –6 ) |
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( –2, 4 ) |
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( 4, –2 ) |
Question 17
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The matrix is in row-reduced form. |
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The matrix is not in row-reduced form. |
Question 18
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Question 19
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Question 20
Find the slope of the line that passes through the given pair of points.
(2, 2) and (8, 5)
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Question 21
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( 7, –3 ) |
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( 6, –2 ) |
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( 2, –6 ) |
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( –6, 2 ) |
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( –7, –2 ) |
Question 22
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Question 23
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Question 24
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Question 25
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Category: Mathematics
