Question

Which of the following is false:

1) (a + b)³ = a³ + b³ + 3a²b +3ab²
2) (a − b)³ = a³ − b³ − 3ab(a − b)³
3) (a + b − c)² = a² + b² − c² + 2ab + 2bc −2ca
4) (a + b − c)² = a² + b² + c² + 2ab − 2bc −2ca

meaningless answer will be reported

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Answer 1

Answer:

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4 one

Answer 2

Step-by-step explanation:

2,3 statement is false....hope u understand