4(1-x)+2x=-3(x+1)
-) 7/5
-) -7/5
-) -3/4
-) -7...
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Mathematics, 21.06.2019 22:00
In δabc, m∠acb = 90°, cd ⊥ ab and m∠acd = 45°. find: a find cd, if bc = 3 in
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