Rational Functions — Test Answers

Mr. Knotts found the difference of the following expression. Which statement is true about Mr. Knotts’s work? the fraction with numerator x and denominator x squared minus 1 minus the fraction with numerator 1 and denominator x minus 1 Knotts’s Work Step 1: the fraction with numerator x and denominator open paren x plus 1 close paren times open paren x minus 1 close paren minus the fraction with numerator 1 and denominator x minus 1 Step 2: the fraction with numerator x and denominator open paren x plus 1 close paren times open paren x minus 1 close paren minus the fraction with numerator 1 times open paren x plus 1 close paren and denominator open paren x plus 1 close paren times open paren x minus 1 close paren Step 3: the fraction with numerator x minus x plus 1 and denominator open paren x plus 1 close paren times open paren x minus 1 close paren Step 4: the fraction with numerator 1 and denominator open paren x plus 1 close paren times open paren x minus 1 close paren

What is the difference? the fraction with numerator x and denominator x squared minus 16 minus the fraction with numerator 3 and denominator x minus 4

How many extraneous solutions does the equation have? the fraction with numerator 2 m and denominator 2 m plus 3 minus the fraction with numerator 2 m and denominator 2 m minus 3 is equal to 1

Using cap v is equal to l w h , what is an expression for the volume of the following prism? Expand Image

Which expression is equivalent to open paren the fraction with numerator open paren 3 x y to the negative 5 power close paren cubed and denominator open paren x to the negative 2 power y squared close paren to the negative 4 power close paren to the negative 2 power ? Assume x is not equal to 0 , y is not equal to 0