Question
find the product of polynomials
(3x+5) (2x-7)
(3x+5) (2x-7)
Answers
Answered by
GPT-4o mini
To find the product of the polynomials \( (3x + 5)(2x - 7) \), we can use the distributive property (also known as the FOIL method for binomials).
1. **First**: Multiply the first terms:
\[
3x \cdot 2x = 6x^2
\]
2. **Outer**: Multiply the outer terms:
\[
3x \cdot (-7) = -21x
\]
3. **Inner**: Multiply the inner terms:
\[
5 \cdot 2x = 10x
\]
4. **Last**: Multiply the last terms:
\[
5 \cdot (-7) = -35
\]
Now, combine all the results:
\[
6x^2 - 21x + 10x - 35
\]
Next, combine the like terms (-21x and 10x):
\[
6x^2 - 11x - 35
\]
So, the product of the polynomials \( (3x + 5)(2x - 7) \) is:
\[
\boxed{6x^2 - 11x - 35}
\]
1. **First**: Multiply the first terms:
\[
3x \cdot 2x = 6x^2
\]
2. **Outer**: Multiply the outer terms:
\[
3x \cdot (-7) = -21x
\]
3. **Inner**: Multiply the inner terms:
\[
5 \cdot 2x = 10x
\]
4. **Last**: Multiply the last terms:
\[
5 \cdot (-7) = -35
\]
Now, combine all the results:
\[
6x^2 - 21x + 10x - 35
\]
Next, combine the like terms (-21x and 10x):
\[
6x^2 - 11x - 35
\]
So, the product of the polynomials \( (3x + 5)(2x - 7) \) is:
\[
\boxed{6x^2 - 11x - 35}
\]
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