Webb解:\((1)\)原式\(=6a^{2}-2ab-6a^{2}-8ab+ \dfrac {1}{4}b^{2}=-10ab+ \dfrac {1}{4}b^{2}\),当\(a= \dfrac {1}{5}\),\(b=-1\)时,原式\(=-10× \dfrac {1}{5}× ... WebbIn this math video lesson on Powers of Products and Quotients, I simplify (3a^2)^3 (the answer should contain only positive exponents). #powersproductsquotie...
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WebbSimplify. (2a + b)3 − (2a − b)3 - Mathematics Shaalaa.com. Maharashtra State Board SSC (English Medium) 8th Standard. Textbook Solutions 5013. Important Solutions 1. … Webb22 okt. 2024 · Respuesta 13 personas lo encontraron útil Biancayfido Respuesta: la respuesta es : 30ab Explicación paso a paso: = a2b3-3a2b3+8a2b3-5a2b3+4a2b3 =6ab-3a×2b×3+8a×2b×3-5a×2b×3+4a×2b×3 =6ab-18ab+48ab-30ab+24ab =30ab Publicidad Respuesta 1 persona lo encontró útil navarreteayalapaulin Respuesta La solución: 5a2b3 … fisher ewt dimensions
Calculator - simplify(a+2a) - Solumaths
WebbSum Simplify: (3a + 2b - c) (9a 2 + 4b 2 + c 2 - 6ab + 2bc +3ca) Advertisement Remove all ads Solution (3a + 2b - c) (9a 2 + 4b 2 + c 2 - 6ab + 2bc +3ca) = 3a (9a 2 + 4b 2 + c 2 - 6ab + 2bc + 3a) + 2b (9a 2 + 4b 2 + c 2 - 6ab + 2bc + 3ca) - c (9a 2 + 4b 2 + c 2 - 6ab + 2bc + 3ca) Webb原式=2a+2b+8a+4b=10a+6b=2(5a+3b)=2×(﹣4)=﹣8. 仿照上面的解题方法,完成下面的问题: 已知3a﹣7b=﹣3,求代数式2 ... 解:当3a-7b=-3时,原式=4a+2b-2-20b+5a-3b=9a-21b-2=3(3a-7b)-2=-9-2=-11.原式去括号合并整理后,把已知等式代入计算即可求出值.此题考查了整式的加减- ... Webb14 apr. 2024 · Atlantic climate displays an oscillatory mode at a period of 10–15 years described as pan-Atlantic decadal oscillation. Prevailing theories on the mode are based on thermodynamic air-sea ... canadian association of rally obedience rules