Determine whether the equation defines y as a function of x. x = y2
A. function
B. not a function
Answer: B
Mathematics
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The sum of three consecutive integers is 81. What are the integers? ?
A. 78, 79, 80 B. 27, 28, 29 C. 25, 27, 29 D. 26, 27, 28 E. 81, 0, 0
Mathematics
Multiply the polynomials using the special product formulas. Express the answer as a single polynomial in standard form.(x - y)2
A. x2 - 2xy + y2 B. x2 - xy + y2 C. x2 - 2x2y2 + y2 D. x2 - y2
Mathematics
Find all square roots of the number.
A. - 
, 
B. - 
, 
C. - 
, 
D. - 
, 
Mathematics
Solve the problem. Round your answer to three decimals.What annual rate of interest is required to double an investment in 4 years?
A. 17.329% B. 9.46% C. 31.607% D. 18.921%
Mathematics