Q: What is the solution set 2x2-3x-1 equals 0?

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x = 0 or x = 2

(0, -14)

17

x2 + 49 = 0 ∴ x2 = -49 ∴ x = 7i

r=0 is the solution...

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a = [ 0, 4 ]

x-2y=0 x=2y The solution set is the set of all (x,y) such that x=2y

x = 0 or x = 2

(0, -14)

'x' must be zero, so the solution set is [ 0 ].

17

Using the quadratic formula, I found the solution set is x=2,x=-9

Not sure about the set builder notation, but Q = {0}, the set consisting only of the number 0.

7 and (-3/2)

x2 + 49 = 0 ∴ x2 = -49 ∴ x = 7i

r=0 is the solution...

They are: x = 5/3 and x = -3