Rewrite each sum using the commutative property of addition.23 + 7 =
A. 
+ 
B. 23 + 
C. 7 + 23
D. 7 + 
Answer: C
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Translate into an equation. Do not solve the equation.Six plus what number equals sixteen?
A. 6 = x + 16 B. 6 + x = 16 C. 6 + 16 = x D. 6x = 16
Solve the polynomial equation. In order to obtain the first root, use synthetic division to test the possible rational roots. 2x4 - 15x3 + 45x2 - 45x + 13 = 0
A. {1, - 
, 2 + 3i, 2 - 3i}
B. {1, 
, 3 + 2i, 3 -2i}
C. {-1, 
, 3 + 2i, 3 - 2i}
D. {-1, - 
, 2 + 3i, 2 - 3i}
Use a calculator to complete the following table. (Be sure your calculator is in degree mode.) Round all answers to four digits past the decimal point. If you have a graphing calculator with table-building capabilities, use it to construct the tables. xsin xcsc x0°____________________30°____________________45°____________________60°____________________90°____________________
What will be an ideal response?
Find the regression line for the given data. Round to two decimal places, if necessary.
A. y = -1.86x + 1.79 B. y = 1.79x - 1.86 C. y = 0.43x + 1.79 D. y = 1.79x + 0.43