Question

4. The coefficient of x2 in the expansion of (3x - 4)2?


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Answer 1

Answer:

In mathematics, a rational number is a number such as −3/7 that can be expressed as the quotient or fraction p/q of two integers, a numerator p and a non-zero denominator q. Every integer is a rational number: for example, 5 = 5/1.

Answer 2

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