Question

Solve -2x2 +3x - 9 = 0.

x equals quantity of 3 plus or minus 3i square root of 7 all over 4

x equals quantity of 3 plus or minus 9i square root of 7 all over 4

x equals quantity of negative 3 plus or minus 3i square root of 7 all over 4

x equals quantity of negative 3 plus or minus 9i square root of 7 all over 4

Answer 1

x equals quantity of negative 3 plus or minus 3i square root of 7 all over 4

Answer 2

I believe it is the first one.

Answer 3

I did my work on paper.. not sure how to explain it on this though >.<

Answer 4

how did you get -3?

Answer 5

OH /).< Oops I forgot about -(b)