MGS and later orbiters found spectral evidence for what minerals on the Martian surface? Check all that apply. DA Phytosilicates
OB Carbonates
Suitates
Dron Oxides

the old price per ounce is c/4.

the new price per ounce is c/3.6.

the ratio of the old price to the new one is

(c/4)/(c/3.6) = (c/c)×(3.6/4) = 0.9 . . = 9/10 . . "nine tenths" in either form

pythagoras' theorem

square root (-5^2+9^2)

square root (25+81)

square root (106)

angle is tan^-1(9/5)

neg x, pos y

according to jean piaget, in what stage of cognitive development are children able to understand conservation task?

b. preoperational

just took it