Question: Please show steps to answer question 7 and 8a.b. Thank you. 7. Solve the following equation using the quadratic formula: x2 - 8x + 4

Please show steps to answer question 7 and 8a.b. Thank you.

7. Solve the following equation using the quadratic formula: x2 - 8x + 4 =0 [ 3marks] 8. State the domain and range of the following functions: [ 4 marks] a. f(x) = -(x-1)2+ 3 b.f (x) = V2x - 1

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