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प्रश्न
If f(x) = `{(x^2 + 3, x ≤ 2),(5x + 7, x > 2):}`, then find f(3)
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उत्तर
f(x) = `{(x^2 + 3, x ≤ 2),(5x + 7, x > 2):}`
f(3) = 5(3) + 7
= 15 + 7
= 22
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