2i (4+5i) (4-5I) / 4+i find the quotient and express it in its simplest form

A; 82/16+32/17i

B: 82/17+328/17i

C: 82/16-308/16i

D: 1/3+11/3i

What is 2874992 rounded to the nearest 10000

Sara had some candy in her pocket. She first kept 2 pieces herself and then gave her 5 children 3 pieces each. If she didn't have any candy left over, how many pieces of candy did she start with

111+111=6 121+121=8 131+131=10 151+151=?

Which of these ordered pairs could not be a dilation of (8, - 4) ? answers: (2,-1) (2,-2) (16,-8) (4,-2)

You buy 12 tickets and the total is $120. a student ticket is $9 and an adult ticket is $12. how many student tickets did you buy

Six over 20 divided by 12 over 15

Select the correct product. (x^2 + 4x + 8) (2x - 1) a. 2x^3 + 7x^2 + 12x - 8 b. 2x^3 - 7x^2 - 12x - 8 c. x^2 + 6x + 7 d. x^2 + 8x - 8

A factory can produce 20 machines in 1 hour on weedays the factory operates 8 hours per day How many machines can the factory produce in 1 weekday?

The probility that u randomly select a red marble from a group of 40 marbles is frac (7) (20). how many are red marbles

A train car can hold 22 passengers. If there are 140 passengers, how many train cars will be needed to carry all of them?