Feb 20, 1998· Can you show me how (1^2+2^2+3^2 +...+N^2) becomes (N*(N+1) * (2N+1))/ 6? ... Formula for the sum of the first N squares Andres, This is a .
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In mathematics, the divergent series ∑ = ∞ (−)! was first considered by Euler, who applied summability methods to assign a finite value to the series. The ...
Critical Thinking Puzzles: Answer of 6÷2(1+2) is ...
gknudsen said... George said do the work in parenthesis first: (1+2)= 3 6/2*3 Then you can do the division either individually or multiply the 2 and the 3 to get 6 ...
2 1 3 3 1 2 When multiplying fractions, it is usually easier to simplify, that is, remove any common ... 6 2 3 1 1 8 9 3 4 2 2 3 2 1 4 8 3 9 4 First, convert the ...
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ADD FRACTIONS, SUBTRACT FRACTIONS. PROBLEMS. To see the answer, pass your mouse over the colored area. ... 2 3 + 1 6 = 5 6 : b) 5 12 + 1 4 = 2 3 : c) 1 2 .
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Which answer is correct for the equation 3-3*6+2=? -13 .
The fundamental principle used to sovle such type of problems is the PEMDAS RULE. The rule states: 1. Paranthesis (P) 2. Exponent (E) 3. MD (Multiplication and ...
Apr 28, 2011· I don't usually get all worked up in these Facebook questions but, this one just nerves me. The question is whether the answer to the equation 6/2(1+2)=x is 9 or 1.