Find the axis of symmetry of the given function.f(x) = 1 - 2x2 + 5x

A. x = - 
B. x = - 
C. x = 
D. x = 


Answer: C

Mathematics

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Write the complex number in rectangular form.5(cos  + i sin )

A.  + i
B. -  + i
C.  + i
D. -  + i

Mathematics

Factor the sum of cubes.27k3 + m3

A. (3k + m)(9k2 + 3km + m2) B. (3k + m)(9k2 - 3km + m2) C. (3k + m)(9k2 - 3km - m2) D. (3k + m)(9k2 + m2)

Mathematics

Evaluate using integration by parts.ln 7x dx

A.  x5 ln 7-  x6 + C
B. ln 7-  x5 + C
C.  x5 ln 7-  x5 + C
D.  x5 ln 7+  x5 + C

Mathematics

Change the binary number to hexadecimal form.

What will be an ideal response?

Mathematics