Use the vertex and intercepts to sketch the graph of the quadratic function.f(x) = - 6x + 8 + x2
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Find the product. Write the answer in standard form.(8 - 4i)(7 + 5i)
A. 76 + 12i B. 76 - 12i C. -20i2 + 12i - 56 D. 36 - 68i
Mathematics
Write the interval as an inequality involving x. Graph the inequality.[-5, -1)
A. -5 < x ? -1
B. -5 ? x < -1
C. -5 < x < -1
D. -5 ? x ? -1
Mathematics
Determine whether the given function is one-to-one. If it is one-to-one, find a formula for the inverse.f(x) = 
A. f-1(x) = 
B. f-1(x) = 
C. f-1(x) = 
D. f-1(x) = 
Mathematics
Use the parallelogram rule to find the magnitude of the resultant force for the two forces shown in the figure. Round to one decimal place.
A. 298.5 lb B. 536.7 lb C. 610.0 lb D. 346.6 lb
Mathematics