| \[({{x}^{3}}+{{y}^{6}})({{x}^{3}}-{{y}^{6}})\] is equal to [SSC (10+2) 2015] |
A) \[{{x}^{6}}-{{y}^{12}}\]
B) \[{{x}^{9}}+{{y}^{36}}\]
C) \[{{x}^{9}}-{{y}^{36}}\]
D) \[{{x}^{6}}+{{y}^{12}}\]
Correct Answer: A
Solution :
| \[({{x}^{3}}+{{y}^{6}})({{x}^{3}}-{{y}^{6}})={{({{x}^{3}})}^{2}}-{{({{y}^{6}})}^{2}}={{x}^{6}}-{{y}^{12}}\] |
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