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Step by step text solution for If 2^n=4096 , t h e n\ 2^(n-5) = (a)128 (b) 64 (c)256 (d) 32 by MATHS experts to help you in doubts & scoring excellent marks in Class 7 exams.
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RD SHARMA-EXPONENT-All Questions
- If a=25 , then a^((25)^0)+a^(0^(25))= (a)25 (b) 26 (c)24 (d) 0
01:19
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- {(1/3)^(-3)-(1/2)^(-3)}-:(1/4)^(-3) = (19)/(64) (b) (64)/(19) (27)/(1...
03:32
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- (25^2-15^2)^(3/2) = 4000\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ ...
02:15
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- If (5/3)^(-5)xx(5/3)^(11)=(5/3)^(8x) , than x=? (a)-1/2 (b) -3/4 (c)...
01:56
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- [{(-1/3)^2}^(-2)]^(-1) = (a) 1/(81) (b) 1/9 (c) -1/(81) (d) -1/9
03:53
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- ((144)^(1/2)+(256)^(1/2))/(3^2-2)= (A) 8 (B) 4 (C) -4 (D) -8
03:55
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- ( 1+3+5+7+9+11 )^ (3/2) = (a)36 ...
02:34
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- If a b c = 0, then ({(x^a)^b}^c)/({(x^b)^c}^a) = (a)3 (b) 0 (c)-1 (d...
01:48
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- (2^3)^4 = 2^4^3 (b) 2^3^4 (2^4)^3 (d) none of these
01:14
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- { ( 33 ) 2 − ( 31 ) 2 } 5 7 = (a)64 ...
01:14
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- If a b c=0 , then find the value of {(x^a)^b}^c (a)1 (b) a (c)b (d) ...
01:30
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- If a=3^(-3)-3^3\ a n d\ b=3^3-3^(-3),\ t h e n a/b-b/a (a) 0 (b) 1 (c)...
02:35
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- What should be multiplied to 6^(-2) so that the product may be equal t...
01:38
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- If x y z=0, then find the value of (a^x)^(y z)+(a^y)^(z x)+(a^z)^(x y)...
01:38
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- If 2^n=4096 , t h e n\ 2^(n-5) = (a)128 (b) 64 (c)256 (d) 32
02:10
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- The number 4, 70 , 394 is standard from is written as (a)4.70394xx10^5...
01:28
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- The number 2.35xx10^4 in the usual from is written as (a)2. 35xx10^3 (...
01:34
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- If 3^x=6561 ,\ t h e n\ 3^(x-3) = (a)81 (b) 243 (c)729 (d) 27
02:03
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- If 2^n=1024 , t h e n\ 2^(n/2+2) = (a)64 (b) 128 (c)256 (d) ...
02:20
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- ( 8^4 + 8^2 )^(1/2) = (a) 84 (b) 8root(...
01:33
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