| Apparently, participating in unscheduled photo calls with unknowns isn't her idea of how people should behave in showbiz. |
| We solve numerically a system of two simultaneous equations, with two unknowns, as follows. |
| Oil dispersants were applied only as a test because there were too many unknowns about their effect on the environment. |
| The bacteria pneumococcus, with more than 90 serotypes, is a common pathogen with many unknowns. |
| The unknowns have got a full-fledged identity during past 13 years of armed activities in Kashmir. |
| There is, however, work in progress concerning the numerical solution of linear equations with several unknowns using electrical circuits. |
