Multiple Choice
Find all values of the variable for which the rational expression is undefined.
-
A) 0
B) 4
C) -4
D) None
Correct Answer:

Verified
Correct Answer:
Verified
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
Q136: Evaluate the rational function.<br>- <span class="ql-formula"
Q137: The distance that a spring is
Q139: Find the LCD of the given
Q140: The sum of a number and 81
Q141: <span class="ql-formula" data-value="\frac{3}{10 \mathrm{x}}+\frac{9}{14 \mathrm{x}^{2}}"><span class="katex"><span class="katex-mathml"><math
Q142: Identify the given function as a
Q143: <span class="ql-formula" data-value="\frac{8 x}{x^{2}-5 x+6}-\frac{32}{x^{2}-6 x+8}"><span class="katex"><span