perla713
perla713
04-03-2014
Mathematics
contestada
Simplify (7-5i)(-3+9i)-(5+6i)^2
Respuesta :
Mecka123
Mecka123
04-03-2014
(-21 + 63i + 15i - 45i^2) - (25 + 60i + 36i^2) =
(-21 + 78i + 45) - (-11 + 60i) =
24 + 78i - 60i + 11 =
35 + 18i
Answer Link
VER TODAS LAS RESPUESTAS ( 86+ )
Otras preguntas
Which of the following statements describes mental disorders? a. Mental disorders are usually only found in individuals with low mental capabilities. b. Menta
Use one or more properties to rewrite each expression as an equivalent expression that does not use parentheses. (y+1) +4=......... (8•r)•1/8=.....
How many three-digit numbers are there such that the first two digits are even and the last digit is odd? Answer is a whole number.
When Australia became the federated Commonwealth of Australia in 1901, Sydney and Melbourne competed to be the capital city. A compromise was reached and ______
the moon is faithful,although blind
what is the distributive property for 8 x 71?
Realism finds mysterious relationships between things.
Hypertension occurs when blood pressure is too high. a. True b. False
How did Andrew Jackson show resilience and toughness thoroughout his life?
The Vietnamese led independence movements against the Chinese. a. True b. False
