(i) समीकरण 3x-y-7 द्वारा व्यक्त सरल रेखा पर इनमें से कौन सा बिन्दु स्थित नहीं है?
(a) (3,2) (b) (1,-4) (c) (0,-7) (d) (2,0)
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Credit for our modern version of the school system usually goes to Horace Mann. When he became Secretary of Education in Massachusetts in 1837, he set forth his vision for a system of professional teachers who would teach students an organized curriculum of basic content.
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