6. Factorise the numerator and find the quotient.
121 - 4x^2/2x+11
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6. Factorise the numerator and find the quotient.
121 - 4x^2/2x+11
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=>121 - 4x^2/2x + 11
121 can be written as (11)^2 and 4x^2 can be written as (2x)^2
=> (11)^2 - (2x)^2/2x + 11
Anything written in the form a^2 - b^2 = (a + b)(a - b)
=> (11 - 2x)(11 + 2x)/2x + 11
Cancel the like terms (2x + 11) on the numerator and denominator
=> 11 - 2x
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