Determine whether the ordered triple is a solution of the system.(-3, 2, -4)
A. Yes
B. No
Answer: B
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A value of sinh x or cosh x is given. Use the definitions and the identity 
to find the value of the other indicated hyperbolic function.cosh x = 
, x < 0, csch x =
A. 
B. - 
C. - 
D. - 
Find the exact value of y, or state that y is undefined.y = sin-1 (-5)
A. -5 B. undefined C. ? D. 0
Solve the system by the substitution method. If there is no solution or an infinite number of solutions, so state. Use set notation to express the solution set.
A. no solution; ? B. {(-6, 2)} C. {(-5, 1)} D. {(5, 2)}
Solve the problem.The gravitational attraction A between two masses varies inversely as the square of the distance between them. The force of attraction is 2.25 lb when the masses are 4 ft apart, what is the attraction when the masses are 6 ft apart?
A. 1 lb B. 4 lb C. 3 lb D. 2 lb