Question 65094
Find the factored form of y = 2x^2 + 6x + 4
Answer:
(x - (-1))(x - (-2))
Find the factored form of y = x^2 + 4 
Answer:
(x - 2i)(x - (-2i)) 
Find the usual y = ax^2 + bx + c form of the quadratic which has a = 1, and two zeros z = 3 and z' = 7
Answer: 
y = x^2 - 10x + 21 

Find the usual y = ax^2 + bx + c form of the quadratic which has a = 1, and two zeros z = 2 + i and z' = 2 - i
Answer: 
y = x^2 - 4x + 5 
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Cheers,
Stan H.