C. Use the activity series of metals to predict the products of the following single-replacement
1 answer:
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Answer:
x = +/- sqrt10 i + 1
Explanation:
Key: +/- is plus-minus
I used complete the square
x^2 - 2x + 11 = 0
x^2 - 2x = -11 -2/2 = (-1)^2 = 1
( x - 1 ) ^2 = -10
x - 1 = +/- sqrt10 i
x = +/- sqrt10 i + 1
Picture for clearer answers v
x = +/- sqrt10 i + 1
Explanation:
Key: +/- is plus-minus
I used complete the square
x^2 - 2x + 11 = 0
x^2 - 2x = -11 -2/2 = (-1)^2 = 1
( x - 1 ) ^2 = -10
x - 1 = +/- sqrt10 i
x = +/- sqrt10 i + 1
Picture for clearer answers v