Find the First Term and the Common Difference $$\frac { 7 } { 12 } , \frac { 1 } { 3 } , \frac { 1 } { 12 } , - \frac { 1 } { 6 } , \ldots$$

question 80

Multiple Choice

Find the first term and the common difference.
- $$\frac { 7 } { 12 } , \frac { 1 } { 3 } , \frac { 1 } { 12 } , - \frac { 1 } { 6 } , \ldots$$

• A) \(\mathrm { a } _ { 1 } = \frac { 7 } { 12 } , \mathrm {~d} = \frac { 1 } { 4 }\)
• B) \(\mathrm { a } _ { 1 } = \frac { 7 } { 12 } , \mathrm {~d} = - \frac { 1 } { 4 }\)
• C) \(a _ { 1 } = \frac { 7 } { 12 } , \mathrm {~d} = \frac { 7 } { 12 }\)
• D) \(\mathrm { a } _ { 1 } = \frac { 7 } { 12 } , \mathrm {~d} = - \frac { 3 } { 4 }\)

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Definitions:

Basidiomycetes

A class of fungi characterized by producing spores on club-shaped structures called basidia, including mushrooms, toadstools, and puffballs.

Dikaryotic

Describing a fungal cell or mycelium with two genetically distinct nuclei per cell, typically found in the life cycle of fungi.

Blastospores

A type of fungal spore produced by budding from a parent cell, common among yeast and other fungal organisms, serving as a means of asexual reproduction.

Ascomycota

A phylum of fungi characterized by the formation of spores in a special type of cell called an ascus.