Question

what is 2cosx equal to ?

Answer 1

pin code is equals to square of 2 X square + square up on 3x why is equals to 4 x square + 12 x square cancel and 3X squared minus 4 squared + 2 = 2 cos theta = 2 Sin Theta equations of all of the world and 2 is equals to 4 into 4 into 5 is equals 200 centimetre into 5 centimetre is equals to 1 upon 10 metres into 5 equal to 0.005 metre square + 11 is equal to 4 pound is equal to WiFi when is equals to 0.005 metres squared equals to 500 Pascal

Answer 2

2cosx is twice the cosine of  angle X.

To find; 2 coxs

Solution;

2 cosx is divided multipied by 2 = 2× cosx

The range lies between (2,-2)

The cosx lies in the range of (1,-1)

That means the range of 2coxs will be,

2×(-1,1) =(-2,2)

Hence, the 2cosx is the double of cosine function.