Solve the system of equations  figure 1.png)
by converting to a matrix equation and using its inverse coefficient matrix  figure 2.png)
What will be an ideal response?
 answer.png)
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Use a calculator to find the function value.cot 56.0°
A. 0.829 B. -0.611 C. 0.675 D. 1.48
Solve the problem.A boxer takes 3 drinks of water between each round for the first four rounds of a championship fight. After the fourth round he starts to take his three drinks plus one additional drink between each of the remaining rounds. If he continues to increase his drinks by 1 after each round, how many drinks will he take between the 14th and 15th round?
A. 14 drinks B. 12 drinks C. 20 drinks D. 10 drinks
Find the fluid force exerted against the vertically submerged flat surface depicted in the diagram. Assume arbitrary units, and call the weight-density of the fluid w.
A. 
w
B. 125w
C. 
w
D. 
w
Solve the equation by finding an expression for the determinant on the left, and then solving using the appropriate method.
= -1
A. ? B. {3} C. {1} D. {-1}