Two sides of a triangle are m and m in length and the angle between them is increasing at a rate of 0.06 rad/s. Find the rate at which the area of the triangle is increasing when the angle between the sides of fixed length is 
a. 1.145 
b. ?0.955
c. 0.090
d. 5.045
e. ?1.955
c. 0.090
Mathematics
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A recursion formula and the initial term(s) of a sequence are given. Write out the first five terms of the sequence.a1 = 1, an+1 = 
A. 1, 
, 12, 
, 360
B. 1, 
, 
, 
, 
C. 1, 
, 
, 
, 
D. 1, 
, 
, 
, 
Mathematics
Compute r''(t).r(t) = (cos 3t)i + (2 sin t)j
A. r''(t) = (-3 cos 3t)i + (2 sin t)j B. r''(t) = (-9 cos 3t)i + (-4 sin t)j C. r''(t) = (9 cos 3t)i + (-2 sin t)j D. r''(t) = (-9 cos 3t)i + (-2 sin t)j
Mathematics
Simplify the rational expression. If the rational expression cannot be simplified, so state. 
A. cannot be simplified
B. -1
C. - 
D. 1
Mathematics
Find the mean of the random variable x associated with the probability density function over the indicated interval.
?
; 
?
A. 
B. ?
C. ?
D. ?
E. ?
Mathematics