Find the polynomial for the area.
A
x+8y
The area is
Answer:
1/2(x² + 7xy - 8y²) or 1/2x² + 7/2xy - 4y²
Step-by-step explanation:
1/2(x+8y)(x-y)
1/2(x² - xy + 8xy - 8y²)
1/2(x² + 7xy - 8y²)