factorise each of the following 121 P ^2 - (1/9 ) q ^2
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factorise each of the following 121 P ^2 - (1/9 ) q ^2
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Step-by-step explanation:
The healthcare system is organised into primary, secondary, and tertiary levels. At the primary level are Sub Centres and Primary Health Centres (PHCs). ... Finally, the top level of public care provided by the government is the tertiary level, which consists of Medical Colleges and District/General Hospitals.