Find the perimeter.
A. 42
B. 13
+ 4
C. 9
D. 21
Answer: D
Mathematics
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Write the vector v in the form ai + bj, given its magnitude 
and the angle ? it makes with the positive x-axis.
= 9, ? = 225°
A. v = 9
B. v = 9
C. v = 9
D. v = 9
Mathematics
The Leslie matrix for a population of birds is 
The population vector for year 1 is 
(a) Estimate the population vector for year 2. 20. (b) Estimate the population vector for year 3.
Mathematics
Find a and k and then evaluate the function. Round your answer to three decimal places when necessary.f(x) = 
with f(0) = 3 and f(1) = 
. Find f(2).
A. a = 3, k = ln 
, f(2) = 0.024
B. a = 3, k = ln 
, f(2) = 0.123
C. a = 3, k = ln 
, f(2) = 0.071
D. a = <-b>, k = ln 
, f(2) = 0.024
Mathematics
Multiply.(p + 11q)(p - 11q)
A. p2 - 22q2 B. p2 - 121q2 C. p2 - 22pq - 121q2 D. p2 + 22pq - 121q2
Mathematics