(a)[2]
Express $x^2-7x+5$ in the format $(x-a)^2-b$.
(b)[1]
Hence, state the minimum value of $x^2-7x+5$.
Mathematics 4024 · O Level · Algebraic manipulation
Mathematics 4024 · O Level · Algebraic manipulation
Express $x^2-7x+5$ in the format $(x-a)^2-b$.
Hence, state the minimum value of $x^2-7x+5$.