Which sequences are geometric? Select three options.–2.7, –9, –30, –100, ...–1, 2.5, –6.25, 15.625, ...9.1, 9.2, 9.3, 9.4, ...8, 0.8, 0.08, 0.008, ...4, –4, –12, –20, ...
A
–2.7, –9, –30, –100, ...B
–1, 2.5, –6.25, 15.625, ...D
8, 0.8, 0.08, 0.008, ...