sonuh7606
sonuh7606 sonuh7606
  • 24-08-2021
  • Mathematics
contestada

(28)^3 + (-15)^3 +(-13)^3 calculate using identities



give free fire also ​

Respuesta :

bhattasangam987 bhattasangam987
  • 24-08-2021

Answer:

answer is 16380

Step-by-step explanation:

answer is 16380

Answer Link
mhanifa
mhanifa mhanifa
  • 24-08-2021

Answer:

  • 16380

Step-by-step explanation:

We can see that:

  • 28 + (-15) + (-13) = 0

Use the following identity:

  • a³ + b³ + c³ = 3abc, if a + b + c = 0

Substitute the values to get:

  • 28³ + (-15)³ + (-13)³ = 3*28*(-15)(-13) = 16380
Answer Link

Otras preguntas

HELP PLEASE ASAP HELP PLEASE
Who would be MOST critical of these statements about Free Trade Agreements?
Can you please help me
What does gilman indicate is the impact of her work
what is (1/3) with a small 2
Which Expression is a cubic binomial a) 2x^3+4x b) 3x^2+x c) x^3+6x^2 d) x^4+3x^2-11
16 gallons to 44.2 gallons
what event happens once every month
Determine what Descartes’ Rule of Signs says about the number of positive real roots and negative real roots for the polynomial function. P(x)=9x3-4x2+10
what is the average speed of the journey from my home town to a