Answer:
coefficent matrix
Step-by-step explanation:
P. 366
"If the column of constant terms is not included, the matrix reduces to that of the coefficent matrix of the system"
-1 -3 -1
9 -9 -1
-1 -3 4
Answer:
Circle A - 1 right angle
Circle B - 1 set of parallel sides
Step-by-step explanation:
Answer: Quadrant 4
Step-by-step explanation:
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Answer:
222
Step-by-step explanation:
42/3 x 111/4 = (42 x 111)/(3 x 4)
42/3 x 111/4 = 2664/12
42/3 x 111/4 = 222
Answer:
395/136
Step-by-step explanation:
(9 7/8)/(3 2/5) = (79/8)/(17/5) = (79/8)(5/17) = 395/136
Since 9 7/8 is larger than 3 2/5, it is an improper fraction.
