Mathematics · Trigonometry

If A is an acute angle, what is the simplified form of the expression: cos(π - A) · cot( π 2 + A) · cos(-A) tan(π + A) · tan( 3π 2 + A) · sin(2π - A) ?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1cos(A)✓
2sin 2 (A)
3sin(A)
4cos 2 (A)

Correct answer

cos(A)

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If A is an acute angle, what is the simplified form of the expression: cos(π - A) · cot( π 2 + A) · cos(-A) tan(π + A) · tan( 3π 2 + A) · sin(2π - A) ?

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If A is an acute angle, what is the simplified form of the expression: cos(&pi; - A) &middot; cot( &pi; 2 + A) &middot; cos(-A) tan(&pi; + A) &middot; tan( 3&pi; 2 + A) &middot; sin(2&pi; - A) ?

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If A is an acute angle, what is the simplified form of the expression: cos(π - A) · cot( π 2 + A) · cos(-A) tan(π + A) · tan( 3π 2 + A) · sin(2π - A) ?