What is the mountain range that extends from Alaska to New Mexico?

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Avertical or horizontal line used in graphs is called a(n) equatorhope this

Sequoia national park  /  inyo national forest, california, u.s. mount whitney is the tallest mountain in california, as well as the highest summit in the contiguous united states and thesierra nevada—with an elevation of 14,505 feet (4,421 m).

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