Math, asked by vivekrao98, 1 year ago

cos(-640) solve this by trignometricaly

Answers

Answered by pokhriyalsam786

2

cos(-640) = cos640

cos(720 -80) = cos 80

Previous Question

Next Question

Similar questions

Math, 6 months ago

Give an example of two polyhedra which have the same number of vertices but different number of faces and edges. Please answer with explaination and fast.......... I will mark you the brainliest and follow.

India Languages, 6 months ago

मुलांना पत्र लिहिणारे शब्द समूहा बद्दल एक शब्द...

English, 6 months ago

what is concord guys with each example.

Physics, 1 year ago

Determine the flux of the vector field f=(3x + (y^5)(e^z))i + (5y+cos(z)e^x^3)j + (x^2+y^2+z^2)k going outwards from the sides and top (but not the bottom) of the cylinder [x^2 + y^2 <= 9] and [0 <= z <= 6].

English, 1 year ago

summary on Nelson Mandela a long walk to freedom...

Social Sciences, 1 year ago

there is a wisdom of the heart and...

Hindi, 1 year ago

Why more and pepole like to do such adventure sport nowdays (help beat stress and boredom provide thrill build stamina confidece and will power test ensurance leach now to take an challanges sensitive to rhe importane of ecological balance t...

Computer Science, 1 year ago

I am having confusion of this question's answer.....plzzz give me the correct answer...