Two worlds have 1 million birds each. world 1 has 100 black ravens and the rest are other birds. world 2 has 1000 black ravens, 1 white raven and the rest are other birds. you enter a randomly picked world.
(a) what are the chances that all ravens are black in your world?
(b) you see a random bird and it’s a black raven. now, what are the chances that all ravens are black in your world?

-7

step-by-step explanation:

x^2 + 18x + 74 = (x + 9)^2 - 81 + 74

= (x + 9)^2 - 7.

so q = -7.

oof cheaters cheat because they’re lazy that’s why i cheat xd

: )

step-by-step explanation:

umumumumum

im not sure

step-by-step explanation:

use pothagarean therom

a^2+b^2=c^2 so first ac

acm is a right triangle because c= 90°

and am (the hypotenuse or c) =16+9 =25

but there is not enough info we need another angle or side length