Write the system in the form 
Then solve the linear system by computing 
with a calculator. Round numbers to the nearest tenth, as necessary.1.0x + 2.2y - 2.6z = 1.44.1x - 7.0y - 1.5z = -5.04.2x - 2.6y + 1.0z = 7.0
A. (4.6, 3.4, 3.5)
B. (18.3, 13.4, 14.1)
C. (9.1, 6.7, 7.0)
D. (2.3, 1.7, 1.8)
Answer: D
Mathematics
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Determine which series is convergent.
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Mathematics
Solve. Where appropriate, include approximations to the nearest thousandth. If no solution exists, state this.log3 (x + 3) + log3 (x + 1) = log3 24
A. 7 B. 3 C. -7, 3 D. No solution
Mathematics
Find functions f and g so that f ? g = H.H(x) = 
A. g(x) = 
; f(x) = 
B. f(x) = 
; g(x) = 
C. f(x) = x - 2; g(x) = 
D. f(x) = 
; g(x) = 
Mathematics
Factor.12 + 4x - x2
A. (x - 2)(x - 6) B. (x + 2)(x - 6) C. (-x - 6)(x - 2) D. (-x - 2)(x - 6)
Mathematics