Solve the system as matrix equations using inverses.-5x1 + 3x2 = 8 3x1 - 6x2 = -30
A. (-6, -2)
B. (2, 6)
C. (6, 2)
D. (-2, -6)
Answer: B
You might also like to view...
Provide an appropriate response. Weights of adults in a certain age group are normally distributed. Which of the following are plausible values for the mean and standard deviation?
A. Mean = 155 lb, standard deviation = 12 lb B. Mean = 155 lb, standard deviation = -20 lb C. Mean = 160 lb, standard deviation = 25 lb D. Mean = 158 lb, standard deviation = 5 lb
Draw a valid conclusion from the given premises.If it's not Saturday, then Dad will shave. If Dad has whiskers, then he did not shave. If it's Saturday, then Dad will take us to the game.Therefore....
A. If Dad shaves, then it's not Saturday. B. If Dad takes us to the game, then he has whiskers. C. If Dad has whiskers, then he will take us to the game. D. If Dad did not shave, then he has whiskers.
Use the unit circle to determine the value of the given expression or state that it is undefined.sin (24?)
A. undefined B. -1 C. 1 D. 0
Find the values of the variables.
= 
A. m = 11, n = -9, x = 3 B. m = -11, n = 9, x = -3 C. m = 7, n = -5, x = 3 D. m = -9, n = 11, x = 0