Trắc nghiệm Bài tập cơ bản Những hằng đẳng thức đáng nhớ (phần 3)

 \(\left(1-{x}^{2}\right)\left(1+{x}^{2}+{x}^{4}\right)\)

 \(\left(1-{x}^{3}\right)\left(1+-{x}^{3}+{x}^{6}\right)\)

 \(\left(1+{x}^{2}\right)\left(1-{x}^{2}+{x}^{4}\right)\)

 \(\left(1+{x}^{3}\right)\left(1-{x}^{2}+{x}^{6}\right)\)

 \({x}^{3}+8\)

 \({x}^{3}-8\)

 \({x}^{2}-4\)

 \({\left(x+2\right)}^{3}\)

 \(\left(\frac{1}{2}-x\right)\left(\frac{1}{8}+\frac{1}{2}x+{x}^{3}\right)\)

 \(\left(\frac{1}{2}-x\right)\left(\frac{1}{2}+x\right)\)

 \(\left(\frac{1}{2}-x\right)\left(\frac{1}{4}-\frac{1}{2}x+{x}^{2}\right)\)

 \(\left(\frac{1}{2}-x\right)\left(\frac{1}{4}+\frac{1}{2}x+{x}^{2}\right)\)

 \(\left(a+b\right)\left({a}^{2}+2ab+{b}^{2}\right)\)

 \(\left(a+b\right)\left({a}^{2}-ab+{b}^{2}\right)\)

 \(\left(a+b\right)\left({a}^{2}+ab+{b}^{2}\right)\)

 \(\left(a+b\right)\left({a}^{2}-2ab+{b}^{2}\right)\)