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Explain how images formed in thin lenses? Write the function f(x)+ |x+3|+|x+1| as a piecewise defined function.? Where did the universe /life on earth come from ? G and h are defined for all real #'s x g(x) = x + 5
h(x) = 4x + 1 Write the expressions for (g·h)(x) and (g-h)(x) and evaluate (g+h)(4)? 4. Si se levanta un objeto de 3Kg. hasta una altura de 15m. ¿cuánta energía potencial acumula?