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CBSE Class 12-science Answered

Find the inverse of begin mathsize 12px style f left parenthesis x right parenthesis equals 2 over 3 fraction numerator 10 to the power of x minus 10 to the power of negative x end exponent over denominator 10 to the power of x plus 10 to the power of negative x end exponent end fraction end style
Asked by sunil2791 | 24 Jun, 2017, 03:14: PM
answered-by-expert Expert Answer
begin mathsize 16px style straight y equals fraction numerator 10 to the power of straight x minus 10 to the power of negative straight x end exponent over denominator 10 to the power of straight x plus 10 to the power of negative straight x end exponent end fraction straight y equals fraction numerator 10 to the power of straight x minus begin display style 1 over 10 to the power of straight x end style over denominator 10 to the power of straight x plus 1 over 10 to the power of straight x end fraction taking space LCM space straight y equals fraction numerator 10 to the power of 2 straight x end exponent minus 1 over denominator 10 to the power of 2 straight x end exponent plus 1 end fraction take space straight t equals 10 to the power of 2 straight x end exponent and space find space inverse space of space the space function We space appreciate space if space you space solve space it space and space post space it. For space any space doubtrs space you space can space post space snapshot space of space your space steps We space will space guide space you end style
Answered by Sneha shidid | 26 Jun, 2017, 01:10: PM

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CBSE 12-science - Maths
2+2=?
Asked by surajkumar85440 | 23 Nov, 2021, 10:30: AM
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CBSE 12-science - Maths
In R - {-1}, there is a binary operation '*' defined by a*b = a+b - ab, for all a,b belongs to R - {-1}. Is R - {-1} group?
Asked by goswamineha2611 | 31 Aug, 2020, 06:32: PM
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CBSE 12-science - Maths
Please answer this question 
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Asked by alanpeter9611 | 12 Feb, 2019, 06:08: PM
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CBSE 12-science - Maths
 Consider the binary operation * on the set {1, 2, 3, 4, 5} defined by a*b=HCF of a andb. Write the operation table of the operation *. Is * commutative? Justify. Also, compute: (a) (2*3)*5 (b) (2*3)*(4*5). 
Asked by niharikapabba2605 | 12 Oct, 2018, 07:21: PM
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CBSE 12-science - Maths
 Show that the binary operation * on A = R – {-1} defined as a*b = a + b + ab for all a,b belongs to A is commutative and associative on A. also find the identity element of  * in A and prove that every element of A in invertible mention each and every formula and minute details
Asked by haroonrashidgkp | 07 Jun, 2018, 11:03: AM
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CBSE 12-science - Maths
Define binary operation * on a set X.
Asked by Topperlearning User | 25 Apr, 2016, 08:38: AM
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CBSE 12-science - Maths
A binary operation is defined by x * y = 2x – 3y. Find *(3, 2).
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
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CBSE 12-science - Maths
A binary operation is defined by a * b = ab/2. Is the binary operation commutative?
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
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CBSE 12-science - Maths
A binary operation defined by a * b = ab. Is the binary operation associative?
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
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CBSE 12-science - Maths
For the binary operation * defined by a * b = a + b + 1. Find the identity element for operation *.
Asked by Topperlearning User | 26 Apr, 2016, 11:58: AM
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