Question

Carrie’s notebook cover has an area represented by the expression 16x2 – 9. When the expression is fully factored, the factors represent the dimensions of the cover. What are the actual dimensions of the cover if x = 7 cm?

Answer 1

Answer:

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Step-by-step explanation:

16 x^2 + 8 x + 32 = 8(2x^2 + x + 4)

and 2x^2 + x + 4 CANNOT be factorized further in R since it has complex roots