Claudius Ptolemaeus ( Ptolomeu) (90-168) chamado de O Príncipe dos Astrônomos, observou 1.022 estrelas e agrupou-as em 48 constelações.​

Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters .

Farnesene is a sesquiterpene. how many different isomers arising from double-bond isomerizations are possible? g

While scuba diving, rajeev dove to a depth of 12.6 feet below the surface of the water and then descended another 8.7 feet. what expression can be used to find rajeev's new position? 12.6 – 8.7 –12.6 – 8.7 –12.6 – (–8.7) 12.6 – (–8.7)