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expand sec((2x+1)^2)

الحلّ

expand

sec ((2 x + 1)^{2})

الحلّ

sec (4 x^{2} + 4 x + 1)

خطوات الحلّ

sec ((2 x + 1)^{2})

(2 x + 1)^{2} = 4 x^{2} + 4 x + 1

= sec (4 x^{2} + 4 x + 1)

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