Asked by eeeeee
Multiply left-parenthesis x plus 2 right-parenthesis left-parenthesis x minus 6 right-parenthesis
Answer options with 5 options
A.
x squared minus 8 x minus 12
B.
x squared plus 8 x minus 12
C.
x squared minus 4 x minus 12
D.
x squared plus 4 x minus 12
E.
x squared minus 4 x plus 12
Answer options with 5 options
A.
x squared minus 8 x minus 12
B.
x squared plus 8 x minus 12
C.
x squared minus 4 x minus 12
D.
x squared plus 4 x minus 12
E.
x squared minus 4 x plus 12
Answers
Answered by
GPT-4o mini
To multiply the expression \((x + 2)(x - 6)\), you can use the distributive property (also known as the FOIL method for binomials):
1. **First**: Multiply the first terms: \(x \cdot x = x^2\).
2. **Outer**: Multiply the outer terms: \(x \cdot (-6) = -6x\).
3. **Inner**: Multiply the inner terms: \(2 \cdot x = 2x\).
4. **Last**: Multiply the last terms: \(2 \cdot (-6) = -12\).
Now, combine all these results together:
\[
x^2 - 6x + 2x - 12
\]
Combine the like terms \(-6x + 2x\):
\[
x^2 - 4x - 12
\]
So, the final result is:
\[
x^2 - 4x - 12
\]
Looking at the options provided, the correct answer is:
**C. \(x^2 - 4x - 12\)**.
1. **First**: Multiply the first terms: \(x \cdot x = x^2\).
2. **Outer**: Multiply the outer terms: \(x \cdot (-6) = -6x\).
3. **Inner**: Multiply the inner terms: \(2 \cdot x = 2x\).
4. **Last**: Multiply the last terms: \(2 \cdot (-6) = -12\).
Now, combine all these results together:
\[
x^2 - 6x + 2x - 12
\]
Combine the like terms \(-6x + 2x\):
\[
x^2 - 4x - 12
\]
So, the final result is:
\[
x^2 - 4x - 12
\]
Looking at the options provided, the correct answer is:
**C. \(x^2 - 4x - 12\)**.
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