Decide whether the composite functions, f ? g and g ? f, are equal to x.f(x) = 
, g(x) = x2
A. Yes, no
B. Yes, yes
C. No, yes
D. No, no
Answer: D
Mathematics
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Find the domain and range of the function.g(z) = 
A. D: [-2,2], R: [0,2] B. D: (-?,?), R: (0, 2) C. D: [0,?), R: (-?,?) D. D: (-2,2), R: (-2,2)
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Provide an appropriate response.Divide and round to hundredths: 0.2257 ÷ 35
A. 0.02 B. 0.1 C. 0.01 D. 0.001 E. none of the above
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Solve the problem.Dolores bought a record album that regularly sold for $6.99 at a 40% discount. What was the amount of the discount? Round to the nearest cent.
A. $2.40 B. $2.84 C. $2.76 D. $2.80
Mathematics