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CBSE Class 11-science Answered

1. Solve for x :11^4x-5 * 3^2x=5^3-x * 7^-x 2.√(log^2 4 to the base 0.5) 3. log (25^x+3 -1) to the base 2=2+ log(5^x+3 +1) to the base 2 
Asked by Vidushi412 | 19 Sep, 2018, 11:03: AM
answered-by-expert Expert Answer
begin mathsize 16px style square root of log squared subscript 0.5 end subscript space 4 end root space equals space open vertical bar log subscript 0.5 end subscript space 4 close vertical bar space space space space space space space space space space space space space space space space space space space space space space equals space open vertical bar log subscript 2 to the power of negative 1 end exponent end subscript space 2 squared close vertical bar space space space space space space space space space space space space space space space space space space space space space space equals space space open vertical bar fraction numerator log subscript 2 space 2 squared over denominator log subscript 2 space 2 to the power of negative 1 end exponent end fraction close vertical bar space space space space space space space space space space space space space space space space space space space space space space equals space open vertical bar fraction numerator 2 log subscript 2 space 2 over denominator negative log subscript 2 space 2 end fraction close vertical bar space space space space space space space space space space space space space space space space space space space space space space space equals space open vertical bar negative 2 close vertical bar equals 2 end style
Answered by Sneha shidid | 19 Sep, 2018, 11:28: AM

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