Math, asked by shailjarathore, 8 months ago

evaluate using identities
(a) (-19)^3 + 10^3 + 9^3
(b) (1.93)^3
+ (0.07)^3
- (2)^3



Answers

Answered by galina4
1

(a) (-19)^3= -6859

10^3. = 1000

9^3. =. 729

-6859+1000+729

-6859+1729

-5130 - answer

(b) 1.93^3 =7.189057

0.07^3=0.000343

2^3=8

7.189057+0.00343-8

7.192487-8

-0.807513 - answer

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