Question

the length of a triangle is (3x+2) units and it's breath is (3x-2) find its area of its terms of x
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Answer 1

Answer:

(3x+2)(3x-2) =(3x)^2 -(2)^2 =9x^2 - 4 using formula a^2-b^2 = (a+b)(a-b)