Is 7xx5xx3xx2+3 a composite number ? Jus...

Is `7xx5xx3xx2+3` a composite number ? Justify your answer.

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3xx2/5

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Explain why 19xx23xx29+17 is a composite number ?

How will you show that (17xx11xx2)+(17xx11xx5) is a composite numbers ? Explain.

Explain why 5xx11xx12+12 is a composite number.

If the prime factorization of a natural number (n) is 2^2xx3^2xx5^2xx7. How many consecutive zeroes will it have at the end of it? Justify your answer.

Explain why 7xx 11 xx 13 and 7 xx 6 xx 5 xx 4 xx 3 xx 2 xx 1 +5 are composite numbers.

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VGS PUBLICATION-BRILLIANT-REAL NUMBERS-EXERCISE

Is (ii) log 100 is rational or irrational ? Justify your answer.
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Can the number 6^n, n being a natural number, end with the digit 5 ? G...
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Is 7xx5xx3xx2+3 a composite number ? Justify your answer.
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Prove that (2sqrt3+sqrt5) is an irrational number. Also check whether ...
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If x^2 + y^2 = 6xy , prove that 2 log (x + y) = logx + logy + 3 log 2
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Find the number of digit in 4^(2013), if log(10)2=0.3010.
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Insert 4 rational numbers between 3/4 and 1 without using (a+b)/(2) fo...
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If the prime factorization of a natural number (n) is 2^2xx3^2xx5^2xx7...
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Find the value of log(5)125.
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Write any two irrational numbers lying between 3 and 4.
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Find the value of log(sqrt2) 256.
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Find the HCF and LCM of 90, 144 by prime factorisation method.
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Is log3 81 rational or irrational ? Justify your answer.
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Expand log(10)385.
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Find the HCF of 64 and 72
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Find the value of logsqrt2 128.
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Ramu says, "If log10 x = 0, value of x = 0". Do you agree with him ? G...
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Write any three numbers of two digit its. Find the LCM and HCF for the...
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Give an example for each of the following: (i) The product of two ir...
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Give an example for each of the following: (i) The product of two ir...
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