Um aluno começou a resolver a seguinte operação: 7540
-1420

6120
-1420

4700
-2840

1860
-1420

440
-284

156
-142

a.
Analise a estratégia usada por esse aluno e complete o que está faltando para concluir a operação acima. Depois, identifique o quociente e o resto da divisão

The graph below could be the graph of which exponential function?

Aregular hexagon rotates counterclockwise about its center. it turns through angles greater than 0° and less than or equal to 360°. at how many different angles will the hexagon map onto itself?

Sam makes his sales calls according to a pattern. he travels either north or south depending on the calendar. some of his past trips were as follows: on february 17, april 24, june 10, september 19, and november 3 he drove north. on february 28, may 25, august 22, november 20, and december 18, he drove south. describe sams' pattern. in which direction will sam drive on oct4 and oct 24?