(28 )cube +(-15)cube + (-13)cube
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very simple
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mark me the brainliest
#answerwithquality #bal
Step-by-step explanation:
(28 )cube +(-15)cube + (-13)cube = 28³ - 15³ - 13³
= (28-15) (28² + 15² + 28*15) - 13³
= 13 (784+225+420) - 13³
= 13 (1429 - 13²)
= 13 * 1260
= 16380
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