# Recent Articles tagged covid19

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Post-Covid19: Society Needs New Ways of Behavior, Study, Work, Social Life
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Post-Covid19: Society Needs New Ways of Behavior, Study, Work, Social LifePlease help me with this simultaneous equation below. &nbsp; $$4x + y = -5 \\ -3x +4y = 18$$ ...
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AUDA-NEPAD Launches Its COVID-19 Response Plan
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AUDA-NEPAD Launches Its COVID-19 Response PlanWhat are the next 3 numbers in the sequence 3,7,11,15,19,... ? ...
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How COVID19-Driven Lockdowns Have Affected Education Worldwide
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How COVID19-Driven Lockdowns Have Affected Education WorldwidePlease help me simplify this exponential algebraic expression. $$\frac{2^{x+1} \times 2^{x} \times 2^{-2}}{8^{x-1}}$$ ...
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