Write the quadratic function in the form y = a(x - h)2 + k.f(x) = 3x2 - 4x

A. f(x) = 32 - 
B. f(x) = 32 - 
C. f(x) = 32 + 
D. f(x) = 32 + 


Answer: A

Mathematics

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Solve.Martha can rake the leaves in her yard in 4 hours. Her younger brother can do the job in 5 hours. How long will it take them to do the job if they work together?

A. 20 hr
B.  hr
C. 5 hr
D.  hr

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Determine if the given set of whole numbers is closed under multiplication.{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 14, 15, . . . } (that is, the whole numbers except for 12)

A. Not closed B. Closed

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A series resonant circuit has Vin = 9.0 V, Q = 6, and fr = 150 KHz. Find BW and VO at f1.

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Mathematics

Solve the triangle.b = 2, c = 4, ? = 80°

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Mathematics