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Formula
Calculate the value
Answer
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$a ^{ 2 } - \dfrac{ 1 }{ a ^{ 2 } }$
$\dfrac { a ^ { 4 } - 1 } { a ^ { 2 } }$
Arrange the rational expression
$\color{#FF6800}{ a } ^ { \color{#FF6800}{ 2 } } \color{#FF6800}{ - } \color{#FF6800}{ \dfrac { 1 } { a ^ { 2 } } }$
$ $ Calculate the expression as a fraction format $ $
$\color{#FF6800}{ \dfrac { a ^ { 4 } - 1 } { a ^ { 2 } } }$
Solution search results
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$a:b=b:c$ c , ae a, 
$\dfrac {a} {c}=\dfrac {a^{2}+b^{2}} {b^{2}+c^{2}}$ 
$a^{2}b^{2}c^{2}\left(\dfrac {1} {a^{3}}+\dfrac {1} {b^{3}}+\dfrac {1} {c^{3}}\right)=a^{3}+b^{3}+c^{3}$
10th-13th grade
Algebra
search-thumbnail-$4$ The value of 
$1$ 
$a^{2}+ax+x^{2}$ $\dfrac {1} {a^{2}-ax+x^{2}}+\dfrac {2ax} {a^{4}+a^{2}x^{2}+x^{4}}$ is 
$1$ 

$a^{2}+ax+x^{2}$ $\dfrac {1} {a^{2}-ax+x^{2}}+\dfrac {2ax} {a^{4}+a^{2}x^{2}+x^{4}}$ 
a 
का मान ज्ञात करें। $29$ 
$\left($ (a) $\right)$ $2$ $\left($ (b) $\right)$ $1$ (c) $-1$ $\left($ (d) $\right)$ $O$
10th-13th grade
Other
search-thumbnail-Which of the following rational numbers are 
equivalent? 
$0Ptionsy$ 
A \frac{5}{6}, \frac{30}{36} 
B $s\sqrt{rac\left(} -2\right)\left(3\right)\sqrt{1rac} \sqrt{4\right)16\right)4} $ 
C $s\sqrt{11aC\left(} -4\right)1-7b,\sqrt{1rac\left(16\sqrt{35\right)9} } $ 
D \frac{1}{2},\frac{3}{8}
7th-9th grade
Other
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