SOLUTION: Given that X is an acute angle and COS X = (2√5)/5

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SOLUTION: Given that X is an acute angle and COS X = (2√5)/5, find tan (90-x )Given that X is an acute angle and COS X = (2√5)/5, find tan (90-x)

Formula Sheet Questions If 0 < x < 90, find the value of cos(x + 180)

If x and y are acute angles, such that cos{x}+cos{y}=cfrac{3}{2} and sin{x}+sin{y}=cfrac{3}{4}, then value of sin{(x+y)}.

SOLUTION: Given that x is an acute angle and cos x=(2√5)/7 , find without using mathematical tables or a calculator , the value of tan(90-x)°

SOLVED: Suppose θ is an acute angle of a right triangle. For each function, find the values of the remaining five trigonometric functions of θ. Round to four decimal places. tan θ

Solved Question 3 (3 marks) Given x is an acute angle and

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Prove that tanA tan(90 - A) = cotA cot(90 - A) = sinA sec(90 - A) = - Maths - Trigonometric Functions - 13499875

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trigonometry - Proving that $\tan \theta=\cot(90^\circ-\theta

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