Provide an appropriate response.How do you find Dz when solving a system of equations using Cramer's Rule?
A. Replace the x-column and y-column values with the constant-column values.
B. Replace the z-column values with the constant-column values.
C. Replace the x-column values with the constant-column values.
D. Replace the y-column values with the constant-column values.
Answer: B
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Graph the function f(x) over the given interval. Partition the interval into 4 subintervals of equal length. Then add to your sketch the rectangles associated with the Riemann sum 
, using the indicated point in the kth subinterval for ck.f(x) = -2x - 2, [0, 2], left-hand endpoint
A. 
B. 
C. 
D. 
Find the length of the curve.x = 
(y - 1) 3/2 from y = 9 to y = 16
A. 37
B. 
C. 
D. 
E. 3
Add or subtract. Assume all variables represent positive real numbers.
- 
A. 2
- 3
B. 3
- 2
C. 5
D. 2 - 3
Find the x- and y-intercepts of f.f(x) = 7x - x3
A. x-intercepts: 0, 
, -
; y-intercept: 0
B. x-intercepts: 0, -7; y-intercept: 7
C. x-intercepts: 0, -7; y-intercept: 0
D. x-intercepts: 0, 
, -
; y-intercept: 7