Add or Subtract. Write in simplest form. FRACTION NOT DECIMAL -1/9 + (-5/9) =

WILL GIVE BRAINLIEST!

a complex number is a number that can be expressed in the form a + bi, where a and b are real numbers, and i is a solution of the equation x2 = −1. because no real number satisfies this equation, i is called an imaginary number. has no real solution, since the square of a real number cannot be negative.

idk

step-by-step explanation:

x coordinate is none

step-by-step explanation:

113.1

step-by-step explanation:

v=4

3πr3=4

3·π·33≈113.09734