HCF of co prime number 4 and 15was found as factorisation 4=2×2 and 15=3×5 since there is no common prime factor ,HCF of 4 and 15 is 0 is the answer correct ? If not , what is the correct HCF?
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Answer:
no, ur answer is incorrect. every number has two factors 1st is 1 and other is number itself
factors of 4=1,2,4
factor of 5=1,5
hcf=1
this types of numbers are called prime numbers.
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Answer:
no , you are wrong, 1 is the common factor of all no.because when we multiply 1 by any no. then the no doesn't change.
Step-by-step explanation:
one more thing to keep in mind, .
co prime no are those pair of no. whose HCF or common factor is 1.
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