diff --git a/exercises/simplifying_rational_expressions_3.html b/exercises/simplifying_rational_expressions_3.html index fc07f003e..f017ecb21 100644 --- a/exercises/simplifying_rational_expressions_3.html +++ b/exercises/simplifying_rational_expressions_3.html @@ -18,6 +18,9 @@ padding-top: 1px; border-top: 1px solid black; } + #solutionarea .soln-dom { + padding-left: 3px; + }
@@ -85,6 +88,15 @@x + 2
The original expression has (X + A)
in the denominator,
+ so is not defined when X = -A
.
Y = \dfrac{FACTOR1}{FACTOR2}; \space
+ X \neq -A
+ Y =
\space X \neq
a
@@ -127,7 +139,7 @@
x + 2
The original expression has (X + A)
in the denominator,
+ so is not defined when X = -A
.
Y = \dfrac{FACTOR1}{FACTOR2}; \space
+ X \neq -A
+ x + 2
To remove the negative denominator, multiply the numerator and denominator by -1:
+Y = \dfrac{-X + -B}{-C}
Dividing by -1 is the same thing as multiplying by -1, so the answer is:
+Y = -X + -B
Simplify the following expression and state the domain:
@@ -211,15 +242,6 @@ -To remove the negative denominator, multiply the numerator and denominator by -1:
-Y = \dfrac{-X + -B}{-C}
Dividing by -1 is the same thing as multiplying by -1, so the answer is:
-Y = -X + -B