Find the quadratic approximation of f at x = 0.f(x) = tan 3x
A. Q(x) = 1 + 
x2
B. Q(x) = 3x
C. Q(x) = 1 + 3x2
D. Q(x) = 1 - 
x2
Answer: B
Mathematics
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Find the measure of one interior angle of the polygon.Triangle
A. 30° B. 150° C. 120° D. 60°
Mathematics
Translate the sentence into an equation and solve it.Twelve more than the product of four and n yields sixty. Find n.
A. 4n + 12 = 60, n = 12 B. 4n + 60 = 12, n =-12 C. 12n + 60 = 4, n = 18 D. 4n + 60 = 12, n = 12
Mathematics
Simplify.
A. 0 B. 8.2 C. -8.2 D. ±8.2
Mathematics
Solve the problem.Suppose the sales of a particular brand of appliance satisfy the relationship 
, where S represents the number of sales in year x, with 
corresponding to 1982. Find the number of sales in 1995.
A. 7220 sales B. 3440 sales C. 7050 sales D. 3610 sales
Mathematics