\( c = 15 \times 2 = 30 \).
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- Sum of roots = \( -\frac{b}{a} = 3 + 5 = 8 \).
- \( b = -8 \times 2 = -16 \).
- Product of roots = \( \frac{c}{a} = 3 \times 5 = 15 \).
- A sequence is defined by \( a_n = 3n^2 - 2n + 1 \). What is the 10th term?
- \( a_{10} = 3(10)^2 - 2(10) + 1 = 300 - 20 + 1 = 281 \).
- #### 2811. A rectangular garden has a length that is 3 times its width. If the perimeter of the garden is 64 meters, what is the width of the garden?
