Prove that 2^30+2^29+2^28/2^31+2^30+2^28 =1/2
Answers
Answered by
0
Step-by-step explanation:
IF YOU LIKE THIS, PLEASE FOLLOW ME.
Attachments:
Answered by
0
Answer:
LHS
=
2
31
+2
30
−2
29
2
30
+2
29
+2
28
=
2
29+2
+2
29+1
−2
29
2
28+2
+2
28+1
+2
28
Applying a
m+n
=a
m
×a
n
:
=
2
29
×2
2
+2
29
×2
1
−2
29
2
28
×2
2
+2
28
×2
1
+2
28
Factor out x
28
from numerator and x
29
from denominator:
=
2
29
(2
2
+2
1
−1)
2
28
(2
2
+2
1
+1)
Simplify further:
=
2(4+2−1)
4+2+1
=
2(5)
7
\begin{lgathered}= \frac{7}{10}\\ \\ \text{=RHS (Proved)}\end{lgathered}
=
10
7
=RHS (Proved)
Similar questions