Determine whether the equation defines y as a function of x. y = 
A. function
B. not a function
Answer: A
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State the number of significant digits and the implied precision of the given number.0.00000046 meter
A. 8 significant digits, precise to the nearest 0.00000001 meter B. 2 significant digits, precise to the nearest 0.0000001 meter C. 2 significant digits, precise to the nearest 0.00000001 meter D. 8 significant digits, precise to the nearest 0.0000001 meter
For the function f, construct and simplify the difference quotient 
.f(x) = 
A. - 
B. - 
C. - 
D. 
Use the fact that the trigonometric functions are periodic to find the exact value of the expression. Do not use a calculator.sec 
A. -
B. - 
C. 
D. -2
Find a quadratic inequality whose solution is given.
A. x2 - 100 ? 0 B. x2 - 100 ? 0 C. x2 + 100 ? 0 D. x2 + 100 ? 0