Use the determinant feature of a graphing calculator to solve the system by Cramer's rule . (Round to one decimal place.)1.7x + 1.8y - 5.0z = 2.74.9x - 3.6y - 0.3z = -3.24.6x + 4.3y - 3.0z = 8.9
A. {(0.6, 1.6, 0.2)}
B. {(2.3, 6.5, 1.0)}
C. {(1.1, 3.3, 0.5)}
D. {(2.8, 8.2, 1.2)}
Answer: A
You might also like to view...
Find the area of the triangle using Heron's formula. Round your answer to two decimal places as needed.
A. 229.64 yd2 B. 45.93 yd2 C. 32.48 yd2 D. 162.38 yd2
Write the statement in sentence form. Let p, q, and r represent the following statements.p: The puppy behaves well.q: His owners are happy.r: The puppy is trained.~r ? ~q
A. It is not the case that if the puppy is trained then his owners are happy. B. If the puppy is not trained then his owners are not happy. C. The puppy is trained or his owners are happy. D. The puppy is not trained and his owners are not happy.
Factor the expression completely.5x4 - 80
A. (5x2 + 4)(x - 2)(x + 2) B. 5(x2 + 4)(x2 + 4) C. 5(x2 + 4)(x - 2)(x - 2) D. 5(x2 + 4)(x - 2)(x + 2)
Solve the problem.Find the derivative of the function 
at the point 
in the direction in which the function decreases most rapidly.
A. - 
B. - 
C. - 
D. - 