Mister Exam

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Identical expressions
(x^ four - eight *x^ two - nine)/x
(x to the power of 4 minus 8 multiply by x squared minus 9) divide by x
(x to the power of four minus eight multiply by x to the power of two minus nine) divide by x
(x4 - 8*x2 - 9)/x
x4 - 8*x2 - 9/x
(x⁴ - 8*x² - 9)/x
(x to the power of 4 - 8*x to the power of 2 - 9)/x
(x^4 - 8x^2 - 9)/x
(x4 - 8x2 - 9)/x
x4 - 8x2 - 9/x
x^4 - 8x^2 - 9/x
(x^4 - 8*x^2 - 9) divide by x
Similar expressions
(x^4 - 8*x^2 + 9)/x
(x^4 + 8*x^2 - 9)/x

Limit of the function (x^4 - 8*x^2 - 9)/x