Simplify the complex fraction.
A. - 
B. 
C. 
D. - 
Answer: A
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Graph the pair of parametric equations by hand, using values of t in [-2,2]. Make a table of t-, x-, and y-values, using t = -2, -1, 0, 1, and 2. Then plot the points and join them with a line or smooth curve for all values of t in [-2,2]. Do not use a calculator.x = t2 + 3, y = -t + 1
What will be an ideal response?
Solve.Jonathan bought two kinds of papers for his art project. Paper A cost $0.90 per sheet and Paper B cost $3.63 per sheet. If he paid $417.45 for 206 sheets, how many sheets of each kind did he buy?
A. 121 sheets of Paper A and 85 sheets of Paper B B. 120 sheets of Paper A and 86 sheets of Paper B C. 121 sheets of Paper A and 86 sheets of Paper B D. 122 sheets of Paper A and 86 sheets of Paper B
(a) Write the first four terms of the sequence. (b) Write the 10th term.
a???? = n + 19
Solve the problem.A rock falls from a tower that is 320 feet high. As it is falling, its height is given by the formula 
How many seconds will it take for the rock to hit the ground 
Round to the nearest tenth, if necessary.
A. 4.5 sec B. 17.4 sec C. 6400 sec D. 17.9 sec