Faça o estudo do sinal da função y = -4x+16 e indique para que valores de x a função é positiva, negativa ou nula: a)positiva x>5, negativa x<5 e nula x=5 b)positiva x>-4, negativa x<-4 e nula x=-4 c)positiva x<4, negativa x>4 e nula x=4 d)positiva x<-5, negativa x>-5 e nula x=-5

the equation cos(35) =a/25 can be used to find the length of bc what is the length of bc? round to the nearest tenth

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3/5

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double number line is not a standard concept, so it must have been defined in your textbook. assume top line is numerator.

they disappear if your absent from to long. i found out that the hard way.

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brainliest lol i just need one more brainliest.