Evaluate the expression.2 - r4 + s, for r = 3 and s = 12
A. -67
B. -91
C. -20,731
D. 2
Answer: A
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Write the first four elements of the sequence. 
n
A. 
, 
, 
, 
B. 1, 
, 
, 
C. 
, - 
, 
, - 
D. 
, 
, 
, 
Refer to the following recipe to answer the question. Give your answer as a mixed numeral. Grandma's Fork Cookies 1 src="https://sciemce.com/media/4/ppg__10617192227__f1q289g6.jpg" style="vertical-align: -17.0px;" /> tsp vanillaCream sugars and shortening. Beat in remaining ingredients. Add flour to stiffen like regular cookie dough. Roll into balls, then flatten with a fork. Cook until brown.If the recipe is tripled, how much soda will be needed?
cup brown sugar 1
cup white sugar 1
cup shortening 1 pinch salt 3 eggs 2
tsp soda 2
tsp cream of tartar 1
A. 7
tsp
B. 6
tsp
C. 9 tsp
D. 7
tbsp
Solve the inequality and express the solution set in interval notation. Graph the solution set on the real number line.
? 
+ 2
A. [-9, ?)
B. (9, ?)
C. (-?, 9]
D. [9, ?)
Use the Gauss-Jordan method to solve the system of equations. If the system has infinitely many solutions, give the solution with y arbitrary. 3x + y = 10 9x + 4y = 25
A. {(5, -5)} B. ? C. {(-5, 5)} D. {(-5, -5)}