what is the area of a rectangular lot which has a length of (3x + 2) meters and a width of (3x - 2) meters?
a. 9x² - 4
b. 9x² + 4
c. 3x² - 4
d. 3x² + 4
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what is the area of a rectangular lot which has a length of (3x + 2) meters and a width of (3x - 2) meters?
a. 9x² - 4
b. 9x² + 4
c. 3x² - 4
d. 3x² + 4
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Area = (3x + 2)(3x - 2)
= 9x² - 6x + 6x - 4
Area = 9x² - 4