Decompose into partial fractions.

A. 2x - 5 -  + 
B. 2x + 5 -  + 
C. 2x - 5 -  + 
D. 2x + 5 -  + 


Answer: B

Mathematics

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Find T, N, and B for the given space curve.r(t) = (t2 - 9)i   + (2t - 1)j  + 5k 

A. T = i  - j; N = - i  - jB = -k
B. T = i  + j; N = i  - jB = k
C. T = i  + j; N = i  - jB = -k
D. T = i  + j; N = i  - jB = -k

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Identify the polynomial as a monomial, binomial, trinomial, or none of these. Give its degree.-9x2

A. Binomial, degree -9 B. Binomial, degree 0 C. Monomial, degree 2 D. Monomial, degree -9

Mathematics

Find the product.(10x - 9y)2

A. 100x2 + 81y2 B. 10x2 + 81y2 C. 10x2 - 180xy + 81y2 D. 100x2 - 180xy + 81y2

Mathematics

Decide whether the game is strictly determined. If it is, give the players' optimal pure strategies and the value of the game. ? ?

A. A's optimal strategy is a; B's optimal strategy is q; value: 1 B. A's optimal strategy is b; B's optimal strategy is q; value: 1? C. A's optimal strategy is b; B's optimal strategy is p; value: 1 D. A's optimal strategy is a; B's optimal strategy is p; value: 1.5 E. The game is not strictly determined

Mathematics