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Math 2 Unit 1 Part 2 Test Review
N/A
12
Mathematics
10th Grade
02/16/2012

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Term
Is this an arithmetic sequence?
35,32,29,26,...
if so, what is the commone difference?
Definition
yes
d=-3
Term
Is this an arithmetic sequence?
9,14,19,24,...
if so, what is the common difference?
Definition
yes
d=5
Term
Is this an arithmetic sequence?
2,4,10,11
if so, what is the common difference?
Definition
no
Term
Find the sum of the first 25 terms of this arithmetic sequence:
3,6,9,12,...
Definition
975
Term
Find the sum of the first 25 terms of this arithmetic sequence:
9,18,27,26,...
Definition
2925
Term
Subtract and simplify:
(5+8i)-(-4+2i)
Definition
9+6i
Term
Multiply:
(5-6i)(7+9i)
Definition
89+3i
Term
Find the power of i:
i^39
Definition
-i
Term
Solve:
5x^2+2x+10
Definition
x=-1+7i/5 and x=-1-7i/5
Term
Find the 84th term of the sequence:
9,13,17,...
Definition
341
Term
What is the common difference of the sequence:
-5,-1,3,...
Definition
d=4
Term
What is the conjugate of (-5-2i)?
Definition
(-5+2i)
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