Question
यदि $\int {f(x)\,\,dx = g(x),} $ तब $\int {{f^{ - 1}}(x)} \,\,dx$ =
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| वर्ग | $10-20$ | $20-30$ | $30-40$ | $40-50$ | $50-60$ |
| बारंबारता | $\alpha$ | $110$ | $54$ | $30$ | $\beta$ |
यदि सभी बारंबारताओं का योग $584$ है तथा माध्यिका $45$ है, तो $|\alpha-\beta|$ बराबर .............. है ।