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Questions

Time

Score

Standard Algebraic Identities A2 - B2

Factor: ﻿x2−121x^2-121x2−121﻿

(x+11)(x-11)

Factor: ﻿x2−81x^2-81x2−81﻿

(x+9)(x-9)

Factor: ﻿4x2−1004x^2-1004x2−100﻿

(2x+10)(2x-10)

Factor: ﻿x2−4x^2-4x2−4﻿

(x+2)(x-2)

Factor: ﻿4x2−164x^2-164x2−16﻿

(2x+4)(2x-4)

Incorrect

Great!

Factor: $x^2-121$

Factor: $x^2-81$

Factor: $4x^2-100$

Factor: $x^2-4$

Factor: $4x^2-16$