Tenta Flashcards

1
Q

Följdens definition

A

a(n+1)=a(n)/3

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2
Q

När är följden aritmetisk

A

Differensen d=a(n+1)-a(n) är konstant

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3
Q

När är följden geometrisk

A

Kvoten q=(a(n+1))/(an(n)) är konstant

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4
Q

När är en geometrisk serie konvergent?

A

|q|<1

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5
Q

Hänsyn till ordningen

A

(n)!/(n-k)!

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6
Q

Oberoende av ordningen

A

(n)!/((n-k)!n!)

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7
Q

5

A

y(p)=a

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8
Q

2x-3

A

y(p)=ax+b

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9
Q

x^2

A

y(p)=ax^2+bx+c

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10
Q

2*sin(x)

A

y(p)=asin(x)+bcos(x)

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11
Q

cos(2x)

A

y(p)=asin(2x)+bcos(2x)

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12
Q

3e^(5x)

A

y(p)=a*e^(5x)

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13
Q

Karakteristiska ekvationer har icke-reella rötter, ex. r=(+-)2i

A

y(h)=Acos(2x)+Bsin(2x)

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