Book Maths Puzzle Algebra

Solve
y=2x2+1/2+1

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Book Other Question

what is a method of writing the quadratic equation A*x^2 + bx + c in the form of (x - h)^2 + g. Write the discriminant of each equation. Then use it to decide how many different real-number roots the equation has. (Do not solve) x*2-5x+4=0