Provide an appropriate response.How can you tell when an equation has a solution set of all real numbers?
What will be an ideal response?
Answers will vary.
Mathematics
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Determine the order of the matrix.
A. 1 × 3 B. 1 C. 3 D. 3 × 1
Mathematics
Find an equation for the ellipse described. Graph the equation.Foci at (1, 4) and (7, 4); length of major axis is 10
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics
Solve the problem.A woman made a deposit of $278. If her deposit consisted of 74 bills, some of them one-dollar bills and the rest being five-dollar bills, how many one-dollar bills did she deposit?
A. 23 one-dollar bills B. 18 one-dollar bills C. 13 one-dollar bills D. 51 one-dollar bills
Mathematics
?If 
and 
, are C and D inverse matrices?
?
A. ?Yes B. ?No
Mathematics