Find the unknowns on the right side of the partial fraction decomposition.
= 
+ 
A. A = 
, B = - 
B. A = 
, B = 
C. A = - 
, B = - 
D. A = - 
, B = 
Answer: D
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A. (6, 9) B. (0, 0), (3, 9) C. (3, 9) D. (3, 18)
Solve the problem.In one game, a baseball pitcher throws 50% of his pitches for strikes. If the pitcher throws 40 strikes in the game, then how many pitches did he throw?
A. 80 B. 160 C. 40 D. 64
Solve the problem.The number of quarters needed to double an investment when a lump sum is invested at 4%, compounded quarterly, is given by n = 
. In how many years will the investment double, to the nearest tenth of a year?
A. 8.7 yr B. 34.8 yr C. 69.7 yr D. 17.4 yr
Find the exact value of y, or state that y is undefined.y = sec-1 (1)
A. ?
B. 0
C. 
D. -?