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Problems

Problems

Problem : Evaluate (x - 3)2.

x2 - 6x + 9

Problem : Evaluate (2x + 11)2.

4x2 + 44x + 121

Problem : Evaluate (3 - 5x)2.

9 - 30x + 25x2

Problem : Evaluate (x2 +2y)2.

x4 +4x2y + 4y2

Problem : Evaluate (2x3 -9)2.

4x6 -36x3 + 81

Problem : What number does the represent?
(x + )2 = x2 + 14x + 49

= 7

Problem : What number does the represent?
(3x - )2 = 9x2 - 24x + 16

= 4

Problem : What expression does the represent?
= x2 - 10x + 25

= x - 5

Problem : Evaluate (x - 9)(x + 9).

x2 - 81

Problem : Evaluate (7x + y)(7x - y).

49x2 - y2

Problem : Evaluate (3x + 6y)(3x - 6y).

9x2 -36y2

Problem : Evaluate (- 2x - 1)(- 2x + 1).

4x2 - 1

Problem : Evaluate (x3 - x2)(x3 + x2)

x6 - x4

Problem : What monomial does the represent?
(3y + )(3y - ) = 9y2 - 64

= 8

Problem : What monomial does the represent?
(2x + )(2x - ) = 4x2 -49y2

= 7y