Write the phrase as a variable expression. Use x to represent "a number."The product of -23 and the sum of a number and 28
A. -23(x + 28)
B. -644x
C. -23x + 28
D. -23 + 28x
Answer: A
Mathematics
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Provide an appropriate response.Solve the inequality: 
? 0
A. -2 ? x < 5 B. x ? -2 or x > 5 C. -2 ? x ? 5 D. x ? -2 or x ? 5
Mathematics
Solve.2x1/2 - 15x1/4 - 50 = 0
A. 10,000, 
B. -10, -5
C. 10,000
D. 10, - 
Mathematics
Which of the following resources includes the knowledge and skills of the people working for the firm?
A. social capital B. intellectual property C. human capital D. organizational capital
Mathematics
Determine whether (f ? g)(x) = x and whether (g ? f)(x) = x.f(x) = 
, g(x) = x2
A. No, no B. No, yes C. Yes, yes D. Yes, no
Mathematics