Determine whether the function is one-to-one.
f(x) = –5x – 7
A) One-to-one B) Not one-to-one
A) One-to-on
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Use the maximum/minimum finder on a graphing calculator to determine the approximate location of all local extrema.f(x) = x4 - 3x3- 21x2 + 74x - 97
A. Approximate local maximum at 1.513; approximate local minima at -3.023 and 3.71 B. Approximate local maximum at 1.584; approximate local minima at -3.021 and 3.786 C. Approximate local maximum at 1.604; approximate local minima at -3.089 and 3.735 D. Approximate local maximum at 1.549; approximate local minima at -3.181 and 3.689
Solve the problem.For the given stock investment, find the capital gain:
A. $4.00 B. $1600 C. $2728 D. $5880
Solve the problem.A salesperson earned $350 a week plus a bonus of $18 for each service contract sold. What is the weekly pay if 6 service contracts were sold?
A. $350 B. $558 C. $458 D. $108
Use implicit differentiation to find d2y/dx2.y2 - x2 = 4
A. 
B. 
C. 
D. 