Q125: The speed of a stream is
Q126: Simplify the complex fraction.<br>- <span class="ql-formula"
Q127: Identify the given function as a
Q128: Evaluate the rational function.<br>- <span class="ql-formula"
Q129: Simplify the rational expression. (Assume the
Q131: <span class="ql-formula" data-value="\frac{x}{x^{2}-1}+\frac{5 x}{x-x^{2}}"><span class="katex"><span class="katex-mathml"><math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mfrac><mi>x</mi><mrow><msup><mi>x</mi><mn>2</mn></msup><mo>−</mo><mn>1</mn></mrow></mfrac><mo>+</mo><mfrac><mrow><mn>5</mn><mi>x</mi></mrow><mrow><mi>x</mi><mo>−</mo><msup><mi>x</mi><mn>2</mn></msup></mrow></mfrac></mrow><annotation
Q132: For the given functions <span
Q133: <span class="ql-formula" data-value="\frac{2}{x^{2}}-\frac{3}{x}"><span class="katex"><span class="katex-mathml"><math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mfrac><mn>2</mn><msup><mi>x</mi><mn>2</mn></msup></mfrac><mo>−</mo><mfrac><mn>3</mn><mi>x</mi></mfrac></mrow><annotation encoding="application/x-tex">\frac{2}{x^{2}}-\frac{3}{x}</annotation></semantics></math></span><span
Q134: <span class="ql-formula" data-value="\frac{x}{x^{2}-16}-\frac{3}{x^{2}+5 x+4}"><span class="katex"><span class="katex-mathml"><math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mfrac><mi>x</mi><mrow><msup><mi>x</mi><mn>2</mn></msup><mo>−</mo><mn>16</mn></mrow></mfrac><mo>−</mo><mfrac><mn>3</mn><mrow><msup><mi>x</mi><mn>2</mn></msup><mo>+</mo><mn>5</mn><mi>x</mi><mo>+</mo><mn>4</mn></mrow></mfrac></mrow><annotation
Q135: <span class="ql-formula" data-value="y"><span class="katex"><span class="katex-mathml"><math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mi>y</mi></mrow><annotation encoding="application/x-tex">y</annotation></semantics></math></span><span