radomes.openskiesproject.org
kyvantrout4 kyvantrout4
  • 25-10-2014
  • Mathematics
Answered

which is equivalent to (2-5i)(-2+5i)

Verified Answer :

crisforp
crisforp crisforp
  • 25-10-2014

= -4 + 10i + 10i -25i^2 = -4 + 20i + 25 = 21 + 20i, because i^2 = -1.

Answer Link
konrad509
konrad509 konrad509
  • 25-10-2014

\((2-5i)(-2+5i)=\\ -(2-5i)^2=\\ -(4-20i-25)=\\ -(-21-20i)=\\ 21+20i\)

Answer Link

Related Questions

2xy17 in slope intercept form y
A week before the election 1500 people were asked who they planned to vote for 45 said they planned to vote for Candidate X 38 said they planned to vote for Can
Mark layered 3 pieces of wood to build the base for a lamp The pieces were 1414 inch thick 5858 inch thick and 316316 inch thick How thick was the base for the
What is 3 ones and 8 tenths is decimal form
1 How does Bud feel about being on the Lam 2 What does Bud think about the way his mom looks in the picture that he carries of her 3 Why name him Bud 4 Describe
Why do some writers choose to use satire rather than plain condemnation to speak out on current issues
A shop advertised a 27 off sale If a coat originally sold for 25 find the decreased in price and sale price
How do you make a sprained ankle worse
when harry locked the mounten troll in the room he didnt realise
This river is the second longest in China and is known for its thick deposits of silt