Hurry pls I need to fine the difference of the equation

C: 12 - 4i

Step-by-step explanation:

when you subtract two phrases its the same as when you add two mathematical phrases by combining like terms except you distribute the - sign into the parenthesis so the signs flip.

hope this helps :))

b

step-by-step explanation:

u take $75 minus $60.the anwer/original($75)multiply by 100

step-by-step explanation:

this can be solved first with pythagorean theorem, which tells us to square both legs of the triangle and sum it. this will be equal to the square of the hypotenuse.

the hypotenuse is the side "opposite" the 90 degree angle, which is x.

so we can write using pythagorean theorem,

simplifying:

to further simplify this radical, we need to use the property  

thus