Solve the system of equations using Cramer's Rule if it is applicable. If Cramer's Rule is not applicable, say so.
A. x = 6, y = 8, z = 6; (6, 8, 6)
B. x = 1, y = 6, z = 8; (1, 6, 8)
C. x = 1, y = -6, z = -8; (1, -6, -8)
D. x = 2, y = 4, z = 8; (2, 4, 8)
Answer: B
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Provide an appropriate response.A community of rats begins with an initial population of 100 and grows 7% per month. Find the doubling time of the population. Round to the nearest month.
A. 16 months B. 23 months C. 9 months D. 10 months
Solve the formula for the specified letter.
+ 
= 
for c
A. c = 
B. c = a + b
C. c = 
D. c = ab(a + b)
Insert "?" or "?" in the blank to make the statement true.{x | x is a counting number larger than 5} {7, 8, 9, . . . }
A. ? B. ?
Find the zeros of the polynomial function and state the multiplicity of each.f(x) = 4(x + 8)2(x - 8)3
A. x = -8, multiplicity 2; x = 8, multiplicity 3 B. x = 4, multiplicity 1; x = -8, multiplicity 3; x = 8, multiplicity 3 C. x = -8, multiplicity 3; x = 8, multiplicity 2 D. x = 4, multiplicity 1; x = 8, multiplicity 1; x = -8, multiplicity 1