Question

cos 510 PLZZ fassttt step by step​

Answer 1

Question:-

➡ Find the value of cos(510°)

Answer:-

➡ cos(510°) = - √3/2

Solution:-

cos(510°)

=cos(360° + 150°)

= cos(150°)

= cos(180° - 30°)

= -cos(30°)

= -√3/2

Hence, cos(510°) = -√3/2

Note:-

➡ cos(360° + x) =cos(x)

➡cos(180° - x) = -cos(x)

Answer 2

Answer:

Hey watch the above pic for ur answer of the question