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ГДЗ Алгебра 7 клас Істер (2024)
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Розкладіть на множники:
1) a8 – 16m6 = (a4 – 4m3)(а4 + 4m3);
2) 36с6– 49a10 = (6с3 – 7a5)(6с3 + 7a5);
3) 0,25 – m12a2 = (0,5 – m6a)(0,5 + m6а);
4) –121p8c4 + 4а2 = 4a2 – 121p8c4 = (2a – 11p4с2)(2a + 11p4c2);
5) –25/36a2b4 + 36/49c6 = 36/49c6 – 25/36a2b4 = (6/7c3 – 5/6ab2)( 6/7c3 + 5/6ab2);
6) 21/4a2b8 – 19/16p6c18 = 9/4a2b8 – 25/16p6c18 = (3/2ab4 – 5/4p3c9)( 3/2ab4 + 5/4p3c9).
1) a8 – 16m6 = (a4 – 4m3)(а4 + 4m3);
2) 36с6– 49a10 = (6с3 – 7a5)(6с3 + 7a5);
3) 0,25 – m12a2 = (0,5 – m6a)(0,5 + m6а);
4) –121p8c4 + 4а2 = 4a2 – 121p8c4 = (2a – 11p4с2)(2a + 11p4c2);
5) –25/36a2b4 + 36/49c6 = 36/49c6 – 25/36a2b4 = (6/7c3 – 5/6ab2)( 6/7c3 + 5/6ab2);
6) 21/4a2b8 – 19/16p6c18 = 9/4a2b8 – 25/16p6c18 = (3/2ab4 – 5/4p3c9)( 3/2ab4 + 5/4p3c9).