find the value (1/2)-²+(1/3)-²+(1/4)-²
Answers
Answered by
1
Answer:
4+9+16
29
it is the answer
Answered by
0
Answer:
HOPE YOU LIKE IT
THANK 2
Step-by-step explanation:
(
2
1
)
−2
+(
3
1
)
−2
+(
4
1
)
−2
=2^{2}+3^{2}+4^{2}=2
2
+3
2
+4
2
\begin{gathered} By \: Exponential Law:\\\boxed {a^{-n} = \frac{1}{a^{n}}}\end{gathered}
ByExponentialLaw:
a
−n
=
a
n
1
\begin{gathered}= 4+9+16\\=29\end{gathered}
=4+9+16
=29
Therefore,
Value \: of \: \left(\frac{1}{2}\right)^{-2}+\left(\frac{1}{3}\right)^{-2}+\left(\frac{1}{4}\right)^{-2}=29Valueof(
2
1
)
−2
+(
3
1
)
−2
+(
4
1
)
−2
=29
Similar questions