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The square root is between 8 and 9 so some of the prime factors must be less than 9.
75 is an odd number so 2 can't be a factor, 3? yes, 3 x 25. Aha, 25 = 5 x 5 so prime factorisation is 3 x 5 x 5. Composite factors can easily be worked out as there are only two different prime factors...
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Earn +20 ptsQ: How do you work out the factors of 75?
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What are the composite factors of 75?
The composite factors of 75 are 15,25 and 75.
What is the factors and prime factors of 75?
The factors of 75 are: 1 3 5 15 25 75 The prime factors are: 3, 5
How many different whole number factors does 75 have?
75's factors are: 1,3,5,15,25,75 so it has 6 factors
What are the common factors of 75 and 375?
The common factors of 75 and 375 are 1, 3, 5, 15, 25 and 75.
What is the composite of 75?
The composite factors of 75 are 15, 25, 75
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