What is cos(arcsin(3x)) ?

The solution to cos(arcsin(3x)) is sqrt(1-9x^2)

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

simplify cos(arcsin(3x))

simplify

cos (arcsin (3 x))

1 - 9 x^{2}

Solution steps

cos (arcsin (3 x))

Use the following identity:

cos (arcsin (x)) = 1 - x^{2}

= 1 - (3 x)^{2}

Simplify

= 1 - 9 x^{2}

cot (9 0^{\circ} - x)

sin (\frac{π}{2} + θ)

sin (2 π - θ)

cos (2 πn)

cos (arcsin (\frac{x}{4}))