The height (in feet) of a certain kind of tree is approximated by 
where t is the age of the tree in years. Estimate the age of a 70-ft tree. Round your answer to the nearest hundredth.
?
__________ years
Fill in the blank(s) with the appropriate word(s).
24.71
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Fill in the blank with one of the words or phrases listed below.
If both sides of an inequality are multiplied or divided by the same positive number, the direction of the inequality symbol is 
.
A. the same B. all real numbers C. reversed D. no solution
Solve and graph the solutions.
? 1
A. 
B. 
C. 
D. 
Solve using the addition principle and/or the multiplication principle.184 = 11x + 19
A. 2 B. 154 C. 15 D. 158
Compute the average of the RRAM and LRAM approximations to estimate the area between the graph of the function and the x-axis over the given interval using the indicated number of subintervals. (The function is non-negative on the given interval).f(x) = 21 - 4x ; [0, 5] ; 5 subintervals
A. 
B. 55
C. 110
D. 