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Let’s check out your problem:
x
x
+
1
+
5
x
=
1
x
2
+
x
\frac{x}{x+1}+\frac{5}{x}=\frac{1}{x^{2}+x}
x
+
1
x
+
x
5
=
x
2
+
x
1
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Math Problems
Calculus
Find derivatives of using multiple formulae
Full solution
Q.
x
x
+
1
+
5
x
=
1
x
2
+
x
\frac{x}{x+1}+\frac{5}{x}=\frac{1}{x^{2}+x}
x
+
1
x
+
x
5
=
x
2
+
x
1
Write Expression:
First, let's write down the expression we need to simplify:
x
x
+
1
+
5
x
−
1
x
2
+
x
\frac{x}{x+1} + \frac{5}{x} - \frac{1}{x^2+x}
x
+
1
x
+
x
5
−
x
2
+
x
1
Factor Denominators:
We notice that the denominators can be factored or have common
factors
. The denominator
x
2
+
x
x^2 + x
x
2
+
x
can be factored as
x
(
x
+
1
)
x(x + 1)
x
(
x
+
1
)
.
Rewrite with Factored Denominator:
Now, let's rewrite the expression with the factored denominator for the third term:
x
x
+
1
+
5
x
−
1
x
(
x
+
1
)
\frac{x}{x+1} + \frac{5}{x} - \frac{1}{x(x+1)}
x
+
1
x
+
x
5
−
x
(
x
+
1
)
1
Find Common Denominator:
To combine these
fractions
, we need a common denominator. The least common denominator (LCD) for the terms is
x
(
x
+
1
)
x(x+1)
x
(
x
+
1
)
.
Rewrite with Common Denominator:
We will rewrite each
fraction
with the common denominator
x
(
x
+
1
)
x(x+1)
x
(
x
+
1
)
:
x
x
+
1
⋅
x
x
+
5
x
⋅
x
+
1
x
+
1
−
1
x
(
x
+
1
)
\frac{x}{x+1} \cdot \frac{x}{x} + \frac{5}{x} \cdot \frac{x+1}{x+1} - \frac{1}{x(x+1)}
x
+
1
x
⋅
x
x
+
x
5
⋅
x
+
1
x
+
1
−
x
(
x
+
1
)
1
Multiply Numerators:
Now, multiply the numerators by the appropriate factors to get the common denominator:
x
2
x
(
x
+
1
)
+
5
(
x
+
1
)
x
(
x
+
1
)
−
1
x
(
x
+
1
)
\frac{x^2}{x(x+1)} + \frac{5(x+1)}{x(x+1)} - \frac{1}{x(x+1)}
x
(
x
+
1
)
x
2
+
x
(
x
+
1
)
5
(
x
+
1
)
−
x
(
x
+
1
)
1
Combine Numerators:
Combine the numerators over the common denominator:
(
x
2
+
5
x
+
5
−
1
)
/
(
x
(
x
+
1
)
)
(x^2 + 5x + 5 - 1)/(x(x+1))
(
x
2
+
5
x
+
5
−
1
)
/
(
x
(
x
+
1
))
Simplify Numerator:
Simplify the numerator by combining like terms:
(
x
2
+
5
x
+
4
)
/
(
x
(
x
+
1
)
)
(x^2 + 5x + 4)/(x(x+1))
(
x
2
+
5
x
+
4
)
/
(
x
(
x
+
1
))
Final Simplified Expression:
Now we have the expression in a single fraction. This is the simplified form of the original expression.
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