Para formar parte de la escolta se seleccionaron algunos esrudiantes del 4° b y se midio su estatura jose mide 1,65m luis 1,72m manuel 1,68m y miguel tambien fue elegido por su estatura cuanto mide miguel si la estaruta promedio de los 4 amigos es de 1,70m

If (x-2) 2= 49, then x could be a. -9 b. -7 c.- 2 d. 5 e.9

Factor the following expression. 27y3 – 343 a. (3y + 7)(9y2 + 2ly + 49) b. (3y – 7)(9y2 + 2ly + 49) c. (3y – 7)(932 – 217 + 49) d. (3y + 7)(92 – 2ly + 49)

The weight of a radioactive isotope was 96 grams at the start of an experiment. after one hour, the weight of the isotope was half of its initial weight. after two hours, the weight of the isotope was half of its weight the previous hour. if this pattern continues, which of the following graphs represents the weight of the radioactive isotope over time? a. graph w b. graph x c. graph y d. graph z