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Evaluate
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Asked by agrimt1212 | 17 Jul, 2021, 05:39: PM
answered-by-expert Expert Answer
 
begin mathsize 18px style L e t space space x space equals space 2 to the power of log subscript 2 square root of 2 end subscript superscript 5 end exponent end style
begin mathsize 14px style log subscript 2 square root of 2 end subscript superscript 5 space equals space fraction numerator log subscript 10 superscript 5 over denominator log subscript 10 superscript 2 square root of 2 end superscript end fraction space equals space fraction numerator 0.699 over denominator 0.451 end fraction equals space 1.55 end style
begin mathsize 14px style x space equals space 2 to the power of 1.55 end exponent end style
log(x) = 1.55 × log(2) = 1.55 × 0.3010 = 0.466
 
x = Antilog (0.466) = 2.928
 
Answered by Thiyagarajan K | 17 Sep, 2021, 06:58: PM

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CBSE 10 - Maths
Show that 2√3 - 5 is irrational.
Asked by susrisangita792 | 24 Apr, 2023, 09:59: PM
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CBSE 10 - Maths
Prove that the following numbers are irrational: (a) 2 square root of 3 minus 4  (b) fraction numerator 1 over denominator square root of 2 end fraction  (c) square root of 3 plus square root of 5   
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Asked by susrisangita792 | 24 Apr, 2023, 03:00: PM
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CBSE 10 - Maths
Answer the following in one word, one sentence or as per the exact requirement : (a) Let p and q be two distinct prime numbers. Write HCF (p , q). (b) Fill in the blank space in the statement given below : (i) If p be a prime, then √p is _______number. (ii) If p/q is a rational number then p and q are _____ . (c) √27 is an irrational number. Justify the statement.
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Asked by susrisangita792 | 23 Apr, 2023, 09:05: AM
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CBSE 10 - Maths
Prove that 6 + √3 is irrational.
Asked by susrisangita792 | 06 Apr, 2023, 08:35: PM
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The following real numbers have decimal expansions as given below. In each case decide whether they are rational or not. If they are rational and of the form p/q write prime factors of q so that p and q are co-primes. (a) 43.123 (b) 0.120120012000........ (c) 43.123123123123........
Asked by susrisangita792 | 02 Apr, 2023, 11:51: AM
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CBSE 10 - Maths
plz solve this question urgently :
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Asked by savitamahajan202 | 30 Jan, 2023, 02:36: PM
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CBSE 10 - Maths
plz solve urgently dear experts tick marked :
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Asked by savitamahajan202 | 30 Jan, 2023, 01:57: PM
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CBSE 10 - Maths
plz solve urgently dear experts Tick marked problem :
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Asked by savitamahajan202 | 24 Jan, 2023, 12:12: PM
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CBSE 10 - Maths
plz solve urgently dear experts Q13 tick marked :
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Asked by savitamahajan202 | 24 Jan, 2023, 11:50: AM
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CBSE 10 - Maths
plz answer the TICK marked question urgently dear experts :
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Asked by savitamahajan202 | 24 Jan, 2023, 11:42: AM
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