Question

which is the correct answer
The value 25^ 3- 75^ 3 +75^ 3+3×25×75×50​

Answer 1

Answer:

Brainly.in

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anikatemauryap3tgio

anikatemauryap3tgio

21.02.2018

Hindi

Secondary School

+5 pts

Answered

Without actually calculating, find the value of (25)³- (75)³+(50)³

2

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Kkashyap avatar

As A+B+C=0,A^3+B^3+C^3=3ABC=3(25)(-75)(50)=-281250

definitelyslayer avatar

yess

yes

Kkashyap avatar

Yes

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Answers

definitelyslayer

definitelyslayer Expert

Without actually calculating much, find the value of

(25)^3 - (75)^3 + (50)^3 ?

a little factoring will help...

(25)^3 - (3)^3 (25)^3 + (2)^3 (25)^3 = (25)^3[1 - (3)^3 + (2)^3] = (25)^3[1 - 27 + 8] =

(25)^3 [- 18]

now, you have to calculate !

get involved !

id est

[- 281250]