Giải phương trình sau :
cos x+ sinx =0...
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Mathematics, 21.06.2019 19:20
The square root of 9x plus 7 plus the square rot of 2x equall to 7
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Mathematics, 21.06.2019 21:00
Atriangular field has sides of lengths 21, 39, and 41 yd. find the largest angle. (round your answer to the nearest degree.)
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Mathematics, 21.06.2019 22:30
Factor the polynomial by its greatest common monomial factor.
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Mathematics, 01.10.2019 18:30
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