Answer:
8x² - 7xy - y²
Step-by-step explanation:
(x - y)(8x + y)
Here we need to foil in order to find the product.
To do so:
- We need to multiply (x)(8x) + (x)(y) + (-y)(8x) + (-y)(y)
- Simplifying we get: 8x² + xy - 8xy - y²
- Combining like terms we get: 8x² - 7xy - y²
