Determine the size of matrix A and tell whether it is a square matrix, row matrix, column matrix, or none of these.A = 
A. 1 × 2; none of these
B. 4; square matrix
C. 2; square matrix
D. 2 × 2; square matrix
Answer: D
Mathematics
You might also like to view...
Express the relationship between a small change in x and the corresponding change in y in the form 
.y = 6x2 - 6x - 4
A. dy = 12x - 12 dx B. dy = (12x - 6) dx C. dy = 12x - 4 dx D. dy = 12x dx
Mathematics
Use the given transformation to evaluate the integral.
Rwhere R is the interior of the ellipsoid 
A. 42?
B. 
?
C. 
?
D. 84?
Mathematics
Find the exact value under the given conditions.cos ? = - 
, 
< ? < ?; sin ? = 
, 
< ? < ? Find tan(? - ?).
A. 
B. - 
C. 
D. - 
Mathematics
A 150-lb force is applied to the small piston of a hydraulic press produces a 3,000-lb force by the large piston. Find its mechanical advantage.
A. 
B. 
C. 
D. 
E. 
Mathematics