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Earn +20 ptsQ: What is the gcm of 3 7 and 9?
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What is the GCM of 7 and 13?
There can be no GCM (Greatest Common Multiple). Suppose a GCM exists and suppose it is x. That is, x is the GCM of 7 and 13, then 2x is a multiple of both 7 and 13 and is greater than x. This contradicts the statement that x is the GCM. So x cannot be the GCM.
What is the GCM of 3 4 5?
60
GCM of 6 7 and 8?
6=2*3 7=7 8=2*2*2 6 and 8 both have 2's, but 8 has more. Cross out the 2 from 6. 3*7*2*2*2 =168
How does 1 3 5 7 9 equal 3?
{ [(1+3) *5 ] +7 } /9 = 3 [4 *5] + 7 = 27 divided by 9 = 3 also [ (1+3) / (5+7) ] * 9 = 3 More complex is 13 * (5+7) - 9 = 3 with just signs : -1 -3 +5 -7 + 9 = 3
How do you Make 24 with the numbers 2 3 7 9?
2+3+7+9+3=24
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