?John made $33,000 a year last year. This year he made $38,980. What percent of increase to the nearest 1/10 of a percent did he make?
?
A. 18.1%
B. 19%
C. 20.8%
D. 17.9%
E. 17.55%
Answer: D
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Provide an appropriate response.A student knows that 
converges. Does 
also necessarily converge?
A. Yes B. No
The following table shows the gross national product G, in trillions of dollars, t years after 2005. Use linear regression to model G as a function of t. t 0 1 3 5 G 12.74 13.59 14.27 14.62? ?
A. 
B. 
C. 
D. 
Non-zero vectors v and w are given. Determine the vector decomposition of v into orthogonal components v1 and v2, where v1 is parallel to w and v2 is orthogonal to w.v = -3i + 5j; w = 3i + j
A. v1 = - 
i - 
j, v2 = - 
i + 
j
B. v1 = - 
i - 
j, v2 = - 
i + 
j
C. v1 = - 
i - 
j, v2 = - 
i + 
j
D. v1 = - 
i - 
j, v2 = 
i + 
j
Find all values of x for the given function where the tangent line is horizontal.f(x) = 
A. 0, 9 B. -9, 9 C. 0, -9 D. -9