the length of the rectangle in 5n² and width is (3n³ + 7n² –4n–) find the rectangle.
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the length of the rectangle in 5n² and width is (3n³ + 7n² –4n–) find the rectangle.
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Answer:
15n^5 + 35n^4 - 20n^3
Step-by-step explanation:
Given:
Let L = length of a rectangle = 5n^2
W = width of a rectangle = 3n^3 + 7n^2 - 4n
Formula: Area of the rectangle = L x W
A = 5n^2(3n^3 + 7n^2 - 4n) - applying the distributive law for multiplication
A = 15n^5 + 35n^4 - 20n^3 --- answer