Schoolbrat Schoolbrat
  • 25-10-2017
  • Mathematics
contestada

Perform the indicated operations. Write the answers in standard form, a + bi

(6+3i)(-7-5i)=

Respuesta :

altavistard
altavistard altavistard
  • 25-10-2017
Use the "FOIL" method to multiply these 2 binomials together.

(6+3i)(-7-5i) = -42 - 30i - 21i + 15.  Combining like terms, -27 - 51i (answer)
Answer Link

Otras preguntas

Someone help me with this please
Which of the following quantities represents the greatest volume? A) 300 microliters B) 3.0x106 nanoliters C) 3.0x104 deciliters D) 3.0x10-12 kiloliters E) 3.0
Samantha plans to self publish her own website. What app would she use to design the cover
What is the name of this shape??
Answer the following question in the photo
Please help :))) (REAL ANSWERS ONLY!!!)
HELP ASAP GIVING BRAINLIEST TO RIGHT ANSWER PLEASE HELP FAST
Question 2(Multiple Choice Worth 1 points) (06.01 MC) Classify the expression: −2x A: Quadratic expression B: Linear expression C: Cubic expression D: Exponenti
Solve for x. X= x +19 7x +9
Define Fascist A. Unity I B. Support C. Regime