Determine if matrix A is invertible.A = 
A. Invertible
B. Not invertible
Answer: B
Mathematics
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Provide an appropriate response.For approximately what values of x can sin x be replaced by 
with an error of magnitude no greater than 
?
A. |x| < 0.59106 B. |x| < 0.40357 C. |x| < 0.45942 D. |x| < 0.54146
Mathematics
The graph of an exponential function is given. Match the graph to one of the following functions.
A. f(x) = 4x B. f(x) = - 4x C. f(x) = - 4-x D. f(x) = 4-x
Mathematics
Find the x- and y-intercepts of the graph of the given equation, if they exist. Then graph the equation.9y - 3x = -6
A. x: - 
; y: 2 
B. x: -2; y: - 
C. x: 2; y: - 
D. x: - 
; y: -2 
Mathematics
Find the solutions in the set W.3 + x = x + 3
A. 3 B. no solution C. all whole numbers D. 0
Mathematics