8 cm
3 cm
5 cm
16 cm
6
w
2 cm
6. Area=​

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.

step-by-step explanation:

the first 5 right here the next 5 i will upload as separate question

there is no question content here, but you for the free points! : d

correct answer:

b.(19,-2)