What is the length (in centimeters) of side PR of the triangle? 36 centimeters 42 centimeters 60 centimeters 84 centimeters
2 answers:
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Answer:
(x) =
Step-by-step explanation:
let y = f(x) and rearrange making x the subject, that is
y = 2x + 1 ( subtract 1 from both sides )
y - 1 = 2 ( divide both sides by 2 )
= x
Change y back into terms of x and let x = (x), thus
(x ) =
