oumeribnfuad oumeribnfuad
  • 01-02-2020
  • Mathematics
contestada

(4-5i)(3-6i) tell me the answer

Respuesta :

devishri1977
devishri1977 devishri1977
  • 01-02-2020

Answer:

Step-by-step explanation:

(4-5i)(3-6i) = 4*(3-6i) - 5i(3 - 6i)

= 4*3 - 4*6i - 5i*3 + 5i*6i

= 12 - 24i - 15i + 30i²

= 12 - 39i + 30 * (-1)                {i² = -1}

= 12 -30 - 39i

=  -18 - 39i

Answer Link

Otras preguntas

I need help. Filling in the blanks the words are at the bottom ​
Every one of the cars___ to need washing. seem Seems
Help me with this please
Please help!! Evaluate the expression for h = 14. -51 + 13(-4h + 57)^2
Which of the following statements is true about the glycocalyx? Check All That Apply 1.) All animal cells have a glycocalyx 2.)Even between identical twins, the
Please, pleaseeeeeeeeeeeeeeeee help.
plzzzzzzz help what is this?:7 minus the quotient of 4 and d
write a letter to the minister of resources on the dangers of polluting water bodies as a result of galamsey activities
Replace * with a monomial so that the trinomial may be represented by a square of a binomial: 1) * + 28a + 49 2) 36 - 24x + * 3) 6.25a^2 + * + 1/4b^2 4) * + 2b
what is agencies of socialization​