What are the steps to simplify the expression (4+6i) (4-6i) ?

When constructing an equilateral triangle by hand, which step comes after constructing a circle? A. Set compass to the diameter of the circle. B. Set compass to the radius of the circle. C. Use a straightedge to draw a diameter of the circle. D.

find the sum 5/3 an 12/20

The Junior Beta club needs to raise $1513.75 to go to a national convention. If they decided to sell candy bars at $1.25 each, how many must they sell to meet their goal?

9 (2x + 11) 6 (9x + 2) 4 (8x + 11) 2 (5x + 2) 10 (7x + 11) 3 (8x + 3) 8 (3x + 4)

List the place value of 987, 164.302

You get in an elevator and go down 8 floors. You exit on the 16th floor. Write and solve an equation to find what floor you got on the elevator.

For each line, state its slope and its y-intercept. 6y-2x=15

Which value of x makes the following equation true? 3 (x - 4) - 12 = 2 (x - 6) + 5

Round 519,769 to the nearest ten thousand. A. 520,000 b. 521,000 c. 500,000 d. 510,000

What number between 420 and 480 id divisible by 2, 3, 5, 6, 9, and 10? explain how you solved this problem.