Question

Describe how you would convince a friend that sin(x + y) does not equal sin x + sin y.

via Edge

Answer 1

By showing an example of ditributive property against addition.

Explanation:

Let's say:

x = 5

y = 10

sin = 4

let's plug it in:

sin(x + y)

4(5 + 10) Let's solve:

20 + 40 = 60

Let's see if we get the same result:

5 + 10 = 15.

Not even close.