Nyatakan bilangan kompleks berikut dalam bentuk a+bi a. (2+3i) (4-i)
b. ii
c. 1/3i-2i
d. 3+2i/3-2i
e. 1/1-i + 1-i/i
f. 1/1 - 3i/1-1
g. i^123 - 4i^9 - 4i

What are the solution(s) to the quadratic equation x2 – 25 = 0? o x = 5 and x = -5ox=25 and x = -25o x = 125 and x = -125o no real solution

[15 points]find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible

Adam used 1072.4 gallons of water over the course of 7 days. how much water did adam use, on average, each day?