Trigonometryeasy · Past Paper
The expression sec^2(theta) - tan^2(theta) is equal to:
A0
B1
Csin^2(theta)
Dcos^2(theta)
✓ Correct Answer: B — 1
This is a derived Pythagorean identity where 1 + tan^2(theta) = sec^2(theta).
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✓ Correct Answer: B — 1
This is a derived Pythagorean identity where 1 + tan^2(theta) = sec^2(theta).
Share this question