Question

(-1/4x²+3/5x²-x²)
full solution class 7​

Answer 1

Answer:

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Explanation:

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Answer 2

Explanation:

$\frac{ - {x}^{2} }{4} + \frac{ {3x}^{2} }{5} - {x}^{2} \\ = \frac{ { - 5x}^{2} + {12x}^{2} - {20x}^{2} }{20} \\ = \frac{ {12x}^{2} - {25x}^{2} }{20} \\ = \frac{ { - 13x}^{2} }{20}$

here is the answer

hope this helps u