Aptitude - Surds and Indices - Discussion
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Read more:"Time and tide wait for none."
- Alexander Pope
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| 1. |
(17)3.5 x (17)? = 178
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2.29 | [B]. |
2.75 | | [C]. |
4.25 | [D]. |
4.5 |
Answer: Option E
Explanation:
Let (17)3.5 x (17)x = 178.
Then, (17)3.5 + x = 178.
 3.5 + x = 8
 x = (8 - 3.5)
x = 4.5
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Maneesha said:
(Mon, Nov 29, 2010 02:03:51 AM)
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4(power of 3.5)
17 to the power of x in the value is |
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Devika said:
(Thu, Jan 20, 2011 11:02:47 AM)
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| How + came in second step? |
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Aravindhsvcoe said:
(Sat, Aug 13, 2011 03:33:50 PM)
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| a^m+a^n=a^m+n.according this formula sum of LHS power is equal to RHS power.i.e.3.5+4.5 = 8. |
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Sid said:
(Sat, Feb 25, 2012 09:05:54 AM)
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| (2^n * 6^ m+1 * 2^n+1 * 3^2m)/ (3^-n * 6^2m * 2^4+m)=181398528 then the value of n is? |
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