Q1a. Expand and simplify"(2x + 1) (2x - 3) – InterviewSolution

1.

Q1a. Expand and simplify"(2x + 1) (2x - 3)

Answer»

Answer:

4x^2 -1

Step-by-step EXPLANATION:

(2x+1)(2x-1)

MULTIPLY the first term of the first BRACKET with the second bracket.

Multiply the second term of the first bracket with the second bracket.

2x(2x-1) + 1(2x-1)

4x^2 - 2x + 2x -1

4x^2 - 1 is the answer

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