Find the domain.f(x) = 
A. {x? x is a real number and x ? 9}
B. {x? x is a real number and x ? 5}
C. {x? x is a real number and x ? -9}
D. {x? x is a real number and x ? -5}
Answer: D
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Solve the given equation by finding the unknown value.133 ÷ ?= 7
A. 19 B. 133 C. 7 D. 931
Rationalize the denominator. Assume that all variables represent positive real numbers.
A. 4p2
B. 
C. 
D. 
Solve the equation.e3x - 1 = (e4)-x
A. 
B. 
C. 
D. {0}
Solve the problem.The economy of Mongovia is composed of three industries: I, II, and III. Suppose that in order to produce $1 worth of industry I, it takes $0.02 worth of I, $0.20 worth of II and $0.30 worth of III. To produce $1 worth of industry II, its takes $0.05 worth of I, $0.02 worth of I, and $0.20 worth of III. To produce $1 worth of industry III, it takes $0.10 worth of I, $0.15 worth of II, and $0.02 worth of III.(a) Write the input-output matrix for this economy.(b) How much should each industry produce to allow for consumption at these levels: $3 million for I, $2 million for II, and $3 million for III?
What will be an ideal response?