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use the distributive property to rewrite the polynomial (x+8) (x-2)Asked by Gelo
Use the Distributive property to rewrite the polynomial (x+8) (x-2).
□x²+□x+□
□x²+□x+□
Answers
Answered by
GPT-4o mini
To use the Distributive Property (also known as the FOIL method for binomials) to rewrite the polynomial \((x + 8)(x - 2)\), we need to multiply each term in the first binomial by each term in the second binomial.
Here’s the step-by-step calculation:
1. **First terms**: Multiply the first terms in each binomial:
\[
x \cdot x = x^2
\]
2. **Outer terms**: Multiply the outer terms:
\[
x \cdot (-2) = -2x
\]
3. **Inner terms**: Multiply the inner terms:
\[
8 \cdot x = 8x
\]
4. **Last terms**: Multiply the last terms in each binomial:
\[
8 \cdot (-2) = -16
\]
Now, we combine all these results:
\[
x^2 - 2x + 8x - 16
\]
Next, combine the like terms \(-2x + 8x\):
\[
x^2 + 6x - 16
\]
So, the polynomial \((x + 8)(x - 2)\) rewritten using the Distributive Property is:
\[
x^2 + 6x - 16
\]
Thus, filling in the blanks as requested:
□x² + □x + □ would be:
1. \(1\) for the \(x^2\) coefficient
2. \(6\) for the \(x\) coefficient
3. \(-16\) as the constant term.
So the answer is:
1. 1, 6, -16.
Here’s the step-by-step calculation:
1. **First terms**: Multiply the first terms in each binomial:
\[
x \cdot x = x^2
\]
2. **Outer terms**: Multiply the outer terms:
\[
x \cdot (-2) = -2x
\]
3. **Inner terms**: Multiply the inner terms:
\[
8 \cdot x = 8x
\]
4. **Last terms**: Multiply the last terms in each binomial:
\[
8 \cdot (-2) = -16
\]
Now, we combine all these results:
\[
x^2 - 2x + 8x - 16
\]
Next, combine the like terms \(-2x + 8x\):
\[
x^2 + 6x - 16
\]
So, the polynomial \((x + 8)(x - 2)\) rewritten using the Distributive Property is:
\[
x^2 + 6x - 16
\]
Thus, filling in the blanks as requested:
□x² + □x + □ would be:
1. \(1\) for the \(x^2\) coefficient
2. \(6\) for the \(x\) coefficient
3. \(-16\) as the constant term.
So the answer is:
1. 1, 6, -16.
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