Use the determinant feature of a graphing calculator to solve the system by Cramer's rule . (Round to one decimal place.)1.7x + 2.2y - 1.8z = 3.84.6x - 6.8y + 1.3z = -4.33.4x + 4.3y + 4.4z = 10.1
A. {(1.8, 2.6, 0.7)}
B. {(0.4, 0.7, 0.2)}
C. {(3.6, 5.2, 1.3)}
D. {(0.9, 1.3, 0.3)}
Answer: D
Mathematics
You might also like to view...
Solve the problem.To make orange juice from concentrate powder, you need to mix 1.5 teaspoons of the concentrate in 8 ounces of water. How much concentrate powder do you need for 1 gallon of water?
A. 7.5 teaspoons B. 3 teaspoons C. 12 teaspoons D. 24 teaspoons
Mathematics
Divide. Write the answer in simplest form.5
÷ 2
A. 2
B. 3
C. 2
D. 2
Mathematics
Give the domain of the function.
?
?
?
Enter your answer in interval notation.
What will be an ideal response?
Mathematics
Determine the domain and the range of the function.f(x) = -4x2 - 2x - 7
A. domain: all real numbers
range: 
B. domain: all real numbers
range: 
C. domain: all real numbers
range: 
D. domain: all real numbers
range: 
Mathematics