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Viva Kub

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Q: Which phrase best represents 2(n-3) in math?
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Simplify parenthesis 4n5y2 parenthesis times parenthesis -6n2y5 parenthesis?

2n2y2(2n3)(3y3)


What is twice the cube of a number?

2n3


What number comes next in this pattern 5 8 11 2?

-31. The rule is t(n) = -2n3 + 12n2 -19n + 14 where n = 1, 2, 3, ...


What is the square of n squared plus 2n minus 1?

(n2 + 2n - 1) (n2 + 2n - 1) = n4 + 2n3 - n2 + 2n3 + 4n2 - 2n - n2 - 2n + 1 = n4 + 4n3 + 2n2 - 4n + 1 try with n = 5: (5 squared + 10 - 1) squared = 34 squared = 1156 with formula (5^4) + (4 *(5^3)) + (2 * (5^2)) - (4 * 5) + 1 = 625 + 500 + 50 - 20 + 1 = 1156


What is the nth term and sum of n terms of 6 13 24 39?

The simplest rule that will generate the 4 terms, and the nth term isUn = 2n2 + n + 3Then Sn = Sum for k = 1 to n of (2k2 + k + 3)= 2*sum(k2) + sum(k) + sum(3)= 2*n*(n+1)*(2n+1)/6 + n*(n+1)/2 + 3*n= (2n3 + 3n2 + n)/3 + (n2 + n)/2 + 3n= (4n3 + 9n2 + 23n)/6The simplest rule that will generate the 4 terms, and the nth term isUn = 2n2 + n + 3Then Sn = Sum for k = 1 to n of (2k2 + k + 3)= 2*sum(k2) + sum(k) + sum(3)= 2*n*(n+1)*(2n+1)/6 + n*(n+1)/2 + 3*n= (2n3 + 3n2 + n)/3 + (n2 + n)/2 + 3n= (4n3 + 9n2 + 23n)/6The simplest rule that will generate the 4 terms, and the nth term isUn = 2n2 + n + 3Then Sn = Sum for k = 1 to n of (2k2 + k + 3)= 2*sum(k2) + sum(k) + sum(3)= 2*n*(n+1)*(2n+1)/6 + n*(n+1)/2 + 3*n= (2n3 + 3n2 + n)/3 + (n2 + n)/2 + 3n= (4n3 + 9n2 + 23n)/6The simplest rule that will generate the 4 terms, and the nth term isUn = 2n2 + n + 3Then Sn = Sum for k = 1 to n of (2k2 + k + 3)= 2*sum(k2) + sum(k) + sum(3)= 2*n*(n+1)*(2n+1)/6 + n*(n+1)/2 + 3*n= (2n3 + 3n2 + n)/3 + (n2 + n)/2 + 3n= (4n3 + 9n2 + 23n)/6

Related questions

Factor 125m3 plus 10n3?

5(25m3 + 2n3)


What is the common name of a fatty acid that has c18 2n3 structure?

Alpha Linoleic acid


What is a math equation to the rule of 1 2 1 2?

There are many possible answers. Some are A: Un = (2n3 - 15n2 + 34n - 18)/3 B: Un = 2 - mod(n, 2) C: Un = 1.5 + 0.5*(-1)n


Simplify parenthesis 4n5y2 parenthesis times parenthesis -6n2y5 parenthesis?

2n2y2(2n3)(3y3)


What is twice the cube of a number?

2n3


What is the nth term of 3 8 13 14?

The simplest polynomial, of an infinite number of possible solutions, is Un = (-2n3 + 12n2 - 7n + 6)/3


What number comes next in this pattern 5 8 11 2?

-31. The rule is t(n) = -2n3 + 12n2 -19n + 14 where n = 1, 2, 3, ...


What is the logic behind number sequence 4 - 5 - 9 - 18 - 34?

There are many possible answers. One possibility is Un = (2n3 - 3n2 + n + 24)/6


What is the next number in this sequence 5 6 9 18?

37 Fit the cubic: Un = (2n3 - 9n2 + 16n + 6)/3 for n = 1, 2, 3, ...


What is the pattern 2 6 11 23?

There are infinitely many possible answers. The simplest cubic polynomial is Un = (2n3 - 11n2 + 27n - 14)/2 for n = 1, 2, 3, 4.


What is the square of n squared plus 2n minus 1?

(n2 + 2n - 1) (n2 + 2n - 1) = n4 + 2n3 - n2 + 2n3 + 4n2 - 2n - n2 - 2n + 1 = n4 + 4n3 + 2n2 - 4n + 1 try with n = 5: (5 squared + 10 - 1) squared = 34 squared = 1156 with formula (5^4) + (4 *(5^3)) + (2 * (5^2)) - (4 * 5) + 1 = 625 + 500 + 50 - 20 + 1 = 1156


What number comes next in the sequence 2 4 7 13?

25* * * * *24Using t(n) = (2n3 - 9n2 + 25n - 6)/6 for n = 1, 2, 3, ...Take your pick. I have given the justification for my answer.