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What is the sum of the 13th square number and the 2nd cube number?
13th square number = 169 2nd square number = 4 169 + 4 = 173
What is the sum of the 10th square number and the 14th square number?
sum of 14th square number and 10th square number
The sum of a number and its square is 6 Find the number?
There are two solution: -3 and +2.
When you add two triangular numbers why do they equal to a square number?
They don't necesarily,3 is a triangular number and 10 is a triangular number. Their sum is 13 which is not a square number.They don't necesarily,3 is a triangular number and 10 is a triangular number. Their sum is 13 which is not a square number.They don't necesarily,3 is a triangular number and 10 is a triangular number. Their sum is 13 which is not a square number.They don't necesarily,3 is a triangular number and 10 is a triangular number. Their sum is 13 which is not a square number.
The square of the sum of a number and 13?
Let 'N' be the number. The sum of the number and 13 is (N+13).The square of the sum of the number and 13 is (N+13)2N2 + 26 N + 169.It's probably easier to add 13 to the number and then square that answer ... less arithmetic.
