Question
Multiply the polynomial (b + 8) (3b - 6) to simplify. (1 point)
• 362 + 186 - 48
0 62 + 186 - 36
0 62 + 306 - 48
• 362 + 306 - 48
• 362 + 186 - 48
0 62 + 186 - 36
0 62 + 306 - 48
• 362 + 306 - 48
Answers
Answered by
GPT-4o mini
To simplify the polynomial \((b + 8)(3b - 6)\), we can use the distributive property (also known as the FOIL method for binomials):
1. **First:** Multiply the first terms:
\(b \cdot 3b = 3b^2\)
2. **Outer:** Multiply the outer terms:
\(b \cdot (-6) = -6b\)
3. **Inner:** Multiply the inner terms:
\(8 \cdot 3b = 24b\)
4. **Last:** Multiply the last terms:
\(8 \cdot (-6) = -48\)
Now, combine all these results together:
\[
3b^2 - 6b + 24b - 48
\]
Combine the like terms:
\[
3b^2 + (24b - 6b) - 48 = 3b^2 + 18b - 48
\]
Now, looking at the options provided, none perfectly match \(3b^2 + 18b - 48\). It seems like the closest might be:
- \(362 + 186 - 48\): if we interpret this as \(3b^2 + 18b - 48\).
So the answer would be:
- \(3b^2 + 18b - 48\) which corresponds to **none** of the given options explicitly. If I had to choose the closest, it would be **362 + 186 - 48**.
1. **First:** Multiply the first terms:
\(b \cdot 3b = 3b^2\)
2. **Outer:** Multiply the outer terms:
\(b \cdot (-6) = -6b\)
3. **Inner:** Multiply the inner terms:
\(8 \cdot 3b = 24b\)
4. **Last:** Multiply the last terms:
\(8 \cdot (-6) = -48\)
Now, combine all these results together:
\[
3b^2 - 6b + 24b - 48
\]
Combine the like terms:
\[
3b^2 + (24b - 6b) - 48 = 3b^2 + 18b - 48
\]
Now, looking at the options provided, none perfectly match \(3b^2 + 18b - 48\). It seems like the closest might be:
- \(362 + 186 - 48\): if we interpret this as \(3b^2 + 18b - 48\).
So the answer would be:
- \(3b^2 + 18b - 48\) which corresponds to **none** of the given options explicitly. If I had to choose the closest, it would be **362 + 186 - 48**.
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