Write the first six terms of the arithmetic sequence with the first term, a1, and common difference, d.a1 = 7.8, d = -0.75
A. 7.05, 6.3, 5.55, 4.8, 4.05, 3.3
B. -0.75, 7.05, 14.85, 22.65, 30.45, 38.25
C. 7.8, 7.05, 6.3, 5.55, 4.8, 4.05
D. 7.05, 14.85, 22.65, 30.45, 38.25, 46.05
Answer: C
Mathematics
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Write the system of linear equations that the augmented matrix represents.
A.
| 5x | - 2y | = -2 |
| 6x | - 8y | = 8 |
B.
| -2x | + 5y | = -2 |
| 6x | - 8y | = 8 |
C.
| 5x | - 2y | = -2 |
| -8x | + 6y | = 8 |
D.
| 5x | - 2y | = 2 |
| 6x | - 8y | = -8 |
Mathematics
Decide if the given number is a solution to the given equation.5x2 + 8 = 48; 4
A. No B. Yes
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Solve the polynomial inequality by graphing.(x + 1)(x - 4)2 > 0
A. (-1, ?) B. (-1, -4) ? (-4, ?) C. (-?, ?) D. (-1, 4) ? (4, ?)
Mathematics
Simplify the expression.
A. - 
B. 
C. 0
D. undefined
Mathematics