The equation 2tan2x + sec2x = 2 is NOT an identity. For example, if x = 0, then 2tan20 + sec20 = 2(0) + 1 = 1 ≠ 2

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Mark M. answered • 05/04/15

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The equation 2tan²x + sec²x = 2 is NOT an identity.

For example, if x = 0, then 2tan²0 + sec²0 = 2(0) + 1 = 1 ≠ 2

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2 tan^2 x+sec^2 x=2

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2 tan^2 x+sec^2 x=2

1 Expert Answer

Still looking for help? Get the right answer, fast.

OR

RELATED TOPICS

RELATED QUESTIONS

In the equation 3x+2y=9, if x increases by 2 then y does what?

-sin^2=2cosx-2

3^(2x)+28=11(3^x)

The focus of a parabola has coordinates (0,-3/10) and the vertex at the origin. Find the equations of the directrix, the axis of symmetry, and the parabola.

y=(x^2-x-2)/(x^2-16)

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