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Sum of 1st n even numbers:

count*average = n * (2 + 2*n)/2 = n * (n+1)

Sum = 50 * (2+100)/2 = 50*51 = 2550

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โˆ™ 2010-07-20 04:26:41
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A polynomial of degree zero is a constant term

The grouping method of factoring can still be used when only some of the terms share a common factor A True B False

The sum or difference of p and q is the of the x-term in the trinomial

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Q: How would you find the sum of the first 50 even numbers?
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of all the things i got is 2550

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