OpenStudy (anonymous):

Complete the conjecture: A rule in terms N for the sum of the first N even positive integers is....

2 years ago
OpenStudy (anonymous):

google this well known formula

2 years ago
OpenStudy (perl):

hint: 2 + 4 + 6 + 8 + .. + 2n = 2*( 1 + 2 + 3 + ... + n )

2 years ago
OpenStudy (perl):

then use the formula satellite posted

2 years ago
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