Whoever gets right I’ll give you Brinley please if you don’t know it put I don’t know because this is for a test

I don't know

Step-by-step explanation:

I don't know

the second answer

Step-by-step explanation:

in problems involving proportions, we can use cross products to test whether two ratios are equal and form a proportion. to find the cross products of a proportion, we multiply the outer terms, called the extremes, and the middle terms, called the means.

hope it

since no one answered yet i will give it a shot, not completely sure tho.

i think it should be y=cos(x+2pi), (third answer, answer c)

good luck.