Provide an appropriate response.A trinomial in z is factored as 
If the coefficient of the last term of the trinomial is positive, what must be true of a and b?
What will be an ideal response?
The numbers a and b must have the same sign (both positive or both negative).
Mathematics
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Refer to the following normal curve, with mean ? and standard deviation ?.
A data value of 39 corresponds to a standardized value of
A. 1.25. B. 1.5. C. -1.25. D. -1.5. E. none of these
Mathematics
Answer the following statement(s) true (T) or false (F)
The AP Calculus course description recommends beginning the study of limits by having students memorize a formal definition for limit.
Mathematics
Express the sum using summation notation.3 + 6 + 9 + ... + 21
A. 
B. 
C. 
D. 
Mathematics
Use the Change-of-Base Formula and a calculator to evaluate the logarithm. Round your answer to three decimal places. log80.319
A. -0.496 B. -0.549 C. -1.820 D. 25.078
Mathematics