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词汇 cofunction
释义

Definition of cofunction in US English:

cofunction

nounˈkōˌfəNG(k)SH(ə)nˈkōˌfəNG(k)SH(ə)n
Mathematics
  • The trigonometric function of the complement of an angle or arc.

    Example sentencesExamples
    • Students will learn how to write a function in terms of its cofunction or how to solve for an angle given a cofunction equality.
    • Students will be able to use reciprocals, quotients, Pythagorean identities, cofunctions, and composite-arguments to prove trig identities.
    • Similarly, tan x and cot x are cofunctions of each other, and sec x and csc x are cofunctions of each other.
    • There will be a sheet of formulas for trig functions: double and half-angle, cofunctions, addition and subtraction, sum and product.
    • The question wants an angle less than 45º, so we use our cofunctions.

Definition of cofunction in US English:

cofunction

nounˈkōˌfəNG(k)SH(ə)n
Mathematics
  • The trigonometric function of the complement of an angle or arc.

    Example sentencesExamples
    • There will be a sheet of formulas for trig functions: double and half-angle, cofunctions, addition and subtraction, sum and product.
    • Students will be able to use reciprocals, quotients, Pythagorean identities, cofunctions, and composite-arguments to prove trig identities.
    • Similarly, tan x and cot x are cofunctions of each other, and sec x and csc x are cofunctions of each other.
    • The question wants an angle less than 45º, so we use our cofunctions.
    • Students will learn how to write a function in terms of its cofunction or how to solve for an angle given a cofunction equality.
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