MCQOPTIONS
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MCQOPTIONS
| 1. |
If HCF and LCM of two terms a and b are x and y respectively and \[\mathbf{a}+\mathbf{b}=\mathbf{x}+\mathbf{y},\]then \[{{\mathbf{x}}^{\mathbf{2}}}+{{\mathbf{y}}^{\mathbf{2}}}\]= ? |
| A. | \[{{a}^{2}}-{{b}^{2}}\] |
| B. | \[2{{a}^{2}}+{{b}^{2}}\] |
| C. | \[{{a}^{2}}+{{b}^{2}}\] |
| D. | \[{{a}^{2}}+2{{b}^{2}}\] |
| Answer» D. \[{{a}^{2}}+2{{b}^{2}}\] | |