A) 8 |
B) 6 |
C) 4 |
D) 2 |
B) 6 |
1). Simpllify: \( \Large \frac{a^{3}-b^{3}}{a^{2}+ab+b^{2}} \)
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2). Find the factors of \( \Large x^{2}+10x+24 \)
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3). Simplify \( \Large \frac{ \left(a^{3}+b^{3}\right) \left(a^{2}-b^{2}\right) }{ \left(a^{2}-ab+b^{2}\right) \left(a-b\right) } \)
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4). Find the common factor of \( \Large x^{2}+\frac{1}{x^{2}}=102 \), then the value of \( \Large \left(x-\frac{1}{x}\right) \) is
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5). Factorise: \( \Large x^{2}+18x+81 \)
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6). Simplify \( \Large \frac{ \left(x^{2}-4\right) \left(x^{3}-8\right) }{ \left(x-2\right)^{2} \left(x^{2}+2x+4\right) }=? \)
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7). If a+b=5, ab=4 find the value of \( \Large a^{3}+b^{3} \)
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8). Simplify \( \Large \frac{x^{2}+11x+30}{ \left(x^{2}+2x-15\right) } \)
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9). Find the common factor of \( \Large x^{2}-16, x^{2}-8x+16 \)
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10). \( \Large \frac{x^{2}-3x+2}{x^{2}-4x+3}=? \)
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