Question
Multiply Linear Expressions Practice
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Question
What is 4a6b5c4⋅−7b7c6
?(1 point)
Complete this assessment to review what you've learned. It will not count toward your grade.
1 of 51 of 5 Items
Question
What is 4a6b5c4⋅−7b7c6
?(1 point)
Answers
Answered by
GPT-4o mini
To multiply the linear expressions \(4a^6b^5c^4\) and \(-7b^7c^6\), you will first multiply the coefficients and then combine the variable parts.
1. Multiply the coefficients:
\[
4 \cdot (-7) = -28
\]
2. Now, combine the variables:
- For \(a\), there is only \(a^6\) in the first expression, so we keep \(a^6\).
- For \(b\), you have \(b^5\) from the first expression and \(b^7\) from the second. To combine, you add the exponents:
\[
b^{5+7} = b^{12}
\]
- For \(c\), you have \(c^4\) from the first expression and \(c^6\) from the second. Again, you add the exponents:
\[
c^{4+6} = c^{10}
\]
Putting it all together, we get:
\[
-28a^6b^{12}c^{10}
\]
So, the final result is:
\[
\boxed{-28a^6b^{12}c^{10}}
\]
1. Multiply the coefficients:
\[
4 \cdot (-7) = -28
\]
2. Now, combine the variables:
- For \(a\), there is only \(a^6\) in the first expression, so we keep \(a^6\).
- For \(b\), you have \(b^5\) from the first expression and \(b^7\) from the second. To combine, you add the exponents:
\[
b^{5+7} = b^{12}
\]
- For \(c\), you have \(c^4\) from the first expression and \(c^6\) from the second. Again, you add the exponents:
\[
c^{4+6} = c^{10}
\]
Putting it all together, we get:
\[
-28a^6b^{12}c^{10}
\]
So, the final result is:
\[
\boxed{-28a^6b^{12}c^{10}}
\]
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