Which color scheme is traditionally associated with Texas Instruments' graphing calculators and has become their signature brand identity in mathematics education?

Brand colors play a crucial role in the mathematics education software industry. Different companies use specific color palettes to enhance learning experiences, differentiate their products, and create visual associations with mathematical concepts. This trivia question explores how color theory intersects with product design in mathematics software and tools.

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Black and yellow
Blue and white
Red and silver
Green and gray