Find the radian measure of the angle ?.The length of the circular arc associated with ? is 21 on a circle of radius 
.
A. 63
B. 21
C. 28
D. 
Answer: C
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Round to the indicated place value.Round to the nearest ten: 62.7
A. 61 B. 59 C. 60
Write the radical expression as an exponential expression.
A. 642
B. 641/2
C. 21/64
D. 
Determine whether the argument in the problem below is valid or invalid. If valid, name the type of reasoning and if invalid, determine the error in reasoning. ? If I inherit $1,100, I will buy you a cookie. I inherit $1,100. Therefore, I will buy you a cookie. ?
A. valid; direct B. invalid; false chain C. invalid; indirect D. valid; indirect E. invalid; direct
For the given set of ordered pairs, determine whether a function could be defined for which the input would be an x-coordinate and the output would be the corresponding y-coordinate.{(-7, 6), (-7, -2), (1, -4), (5, 4)}
A. Yes B. No