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Problem
Learning Task $3$ Encircle Rational Algebraic Expression. Do this $in$ your notebook. $1.$ $6x-1$ $2,$ $x^{2+x-3}$ $3.\dfrac {2} {3x}$ $4.\dfrac {x^{2}-4} {x-2}$ $5.\dfrac {1} {x^{-5}}$ B. Simplify the following rational algebraic expression. $x+1$ $\dfrac {4m^{2}} {2m}$ $2.$ $\dfrac {abc} {bc}$ $3.$ $x^{2}-4x-5$ $1.$ $\bar{4x-5}$