Translate the phrase to an algebraic expression. Use x to represent "a number."The difference of a number and fifteen
A. x - 15
B. 15x - 15
C. 
D. 15 - x
Answer: A
Mathematics
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Use your calculator to perform the indicated operations. Give as many digits in your answer as shown on your calculator display.
A. 893.7992 B. 42.28 C. 11.84 D. 3575.1968
Mathematics
Write the vertex form of the equation of the parabola shown in the given graph. Assume a = ±1.
A. y = (x - 4)2 - 1 B. y = -(x - 4)2 - 1 C. y = (x + 4)2 - 1 D. y = (x - 4)2 + 1
Mathematics
Write the statement using absolute value notation.The distance between x and 3 is 7.
A. 
= 3
B. 
= 7
C. 
= 7
D. 
= 3
Mathematics
Find the coefficient of correlation of the line that best fits the data set.
?
?
A. 
B. ?
C. ?
D. ?
E. ?
Mathematics