MCQOPTIONS
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| 1. |
If a, b, c and d are in H.P. then |
| A. | \[{{a}^{2}}+{{c}^{2}}>{{b}^{2}}+{{d}^{2}}\] |
| B. | \[{{a}^{2}}+{{d}^{2}}>{{b}^{2}}+{{c}^{2}}\] |
| C. | \[ac+bd>{{b}^{2}}+{{c}^{2}}\] |
| D. | \[ac+bd>{{b}^{2}}+{{d}^{2}}\] |
| Answer» D. \[ac+bd>{{b}^{2}}+{{d}^{2}}\] | |