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Final exam review
Formulas
29
Mathematics
11th Grade
12/14/2009

Additional Mathematics Flashcards

 


 

Cards

Term
Aritmetic: Finding the nth term
Definition
an=a1+d(n-1)d
Term
Arithmetic: Finding the sum
Definition
S=(n/2)(a1-an)
Term
Arithmetic: Sume Explicit formula
Definition
s=(n/2)(2a1+(n-1)d
Term
Geometric:Finding the Nth term
Definition
an=a1(r)^n-1
Term
Geometic: Sum Formula
Definition
A1(1-r^n/1-r)
Term
infinite Geometric Sequence
Definition
S=(a1/1-r), if abs(r)<1
Term
Binomial Theorem
Definition
nCr(first term)^n-1(Second term)^r
Term
Finding Area SAS when sinC given
Definition
Area=(1/2)(ab)sinC
Term
Finding Area SAS when sinB given
Definition
Area=(1/2)(ac)SinB
Term
Finding Area SAS when sinA given
Definition
Area=(1/2)(bc)sinA
Term
Area for sss
Definition
sqrt(s(s-a)(s-b)(s-c)), where s=(1/2)(a+b+c)
Term
Law of Sines
Definition
(a/sinA)=(b/sinB)=(c/sinC)
Term
Law of Cosines
Definition
a^2=b^2+c^2-2bc(cosA)
Manipulate to get B^2 or C^2
Term
Quadratic formula
Definition
x=(-b±√(b^2-4ac))/2a
Term
Future calue
Definition
A=P(1+(r/n))^nt
A=Future value
P=Principle
r=rate
t=time in years
n=# of compunding periods in a yr
Term
Reciprocal Identities:
Sin Theta
Definition
1/cscθ
Term
Reciprocal Identities:
cosθ
Definition
1/secθ
Term
Reciprocal Identities:
tanθ
Definition
1/cotθ
Term
Reciprocal Identities:
cscθ
Definition
1/sinθ
Term
Reciprocal Identities:
secθ
Definition
1/cosθ
Term
Reciprocal Identities:
cotθ
Definition
1/tanθ
Term
Qoutient Identity:
Tanθ
Definition
sinθ/cosθ
Term
Qoutient Identity:
cotθ
Definition
cosθ/sinθ
Term
Sum formula:
sin
Definition
Sin⁡α+sin⁡β=2sin⁡〖1/2 (α+β)〗 cos⁡〖1/2 (α-β)〗
Term
Difference Formula:
Sin
Definition
Sin⁡α-sin⁡β=2sin⁡〖1/2 (α-β)〗 cos⁡〖1/2 (α+β)〗
Term
Sum Formula:
Cos
Definition
cos⁡α+cos⁡β=2cos⁡〖1/2 (α+β)〗 cos⁡〖1/2 (α-β)〗
Term
Difference Formula:
Cos
Definition
cos⁡α-cos⁡β=2cos⁡〖1/2 (α-β)〗 cos⁡〖1/2 (α+β)〗
Term
Double Angle Identity
Definition
Sin2θ=2sinθcosθ
Term
Double Angle Identity
Definition
cos2θ=cos^2θ-sin^2θ
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