Solve the equation.-x = -4
A. {0}
B. {4}
C. {-1}
D. {-4}
Answer: B
Mathematics
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Decide whether the statement is true or false.If q is true then the statement (p ? ~q) ? r must be true.
A. True B. False
Mathematics
Find f"(x) for the function.f(x) = 
A. -2(x + 1)-3 B. (x + 1)-3 C. -2(x + 1)-2 D. (x + 1)-2
Mathematics
Simplify the exponential expression. Write any negative exponents as positive exponents. Assume all variables represent positive real numbers.
2/3
A. 
B. - 
C. 
D. 
Mathematics
Determine if the function is concave up or concave down in the first quadrant.y = x3/2
A. Concave up B. Concave down
Mathematics