8 Questions
1.(a + 4)2 = a2 + 8a + ______ ◀ 『平方の公式』(p.46)
16
(x + 2y)(x − 2y) = x2 - ______y
4
(p + 2)(p − 4) = p2 - 2p - ______
8
A2 = (x − 3)2 = x2 - 6x + ______ ◀ 『和と差の積の公式』(p.46)
9
AB = (x − 3)(x + 3) = x2 - ______
9
AC = (x − 3)(x − 1) = x2 - 4x + ______ ◀ 『和と差の積の公式』(p.46)
3
______ ______ ◀ 『1 次式の積の公式〜特殊形』(p.46)
2
B = x + ______
3
This quiz covers the relationship between a parabola and the x-axis using discriminant D, the number of solutions for quadratic equations, identifying the discriminant D for quadratic equations and quadratic functions, practical applications of quadratic equations and functions, solving quadratic inequalities, and application problems involving quadratic functions, equations, and inequalities.
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