Question

Identify terms which contains x^2 and give the coefficient of x^2
$Identify \: \: terms \: \: which \: \: contain \: \: x {}^{2} \: \: and \: \: give \: \: the \: \: coefficient \: \: of \: \: x {}^{2} \\ (1) \: 5 - zx {}^{2} \: \: (2) \: 3x {}^{2} + 5y \\ (3) \: 7x {}^{2}y \: - 11xy {}^{2} \: + 2x {}^{2}$
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Answer 1

Answer:

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