Question

$n {}^{2} y - ny {}^{2}. n = 2.y = - 2$
please.solve this ans
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Answer 1

Step-by-step explanation:

${n}^{2} y - n {y}^{2} = ny(n - y) \\ = 2 \times ( - 2) \times (2 + 2) \\ = 2 \times ( - 2) \times 4 \\ = - 16$