Perform the row operation(s) on the given augmented matrix.(a) R2 = -3r1 + r2(b) R3 = -4r1 + r3(c) R3 = 3r2 + r3
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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A. y = 1 B. y = 0 C. y = 8 D. no horizontal asymptotes
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Solve the problem.A box of instant brownies has the list of ingredients shown in the table. Use this information to find the amount of the stated ingredient you would need to make the indicated number of servings.
Water3 tablespoonsOil
cupNuts
cupBrownie Mix2
cupsAmount of water for 16 servings
A. 4 tablespoons
B. 1
ounces
C. 2
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D. 1
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Match the function with the graph.
A. y = (x - 4)2 + 1 B. y = (x + 4)2 C. y = x2 - 4 D. y = (x - 4)2
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Solve the system by the substitution method.
A. (
, -
)
B. (
, 
)
C. (
, 
), (-
, -
)
D. (
, -
), (-
, 
)
Mathematics