plz help me in this ques
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Step-by-step explanation:
i) -12^3 = -1728
7^3 = 343
5^3 = 125
-12^3 + 7^3 + 5^3
= -1728 + 343 + 125
= -1728 + 468
= -1260
ii) 28^3 = 21952
-15^3 = -3375
-13^3 = 2197
28^3 +(-15^3)+(13^3)
= 21952 + (-3375) + 2197
= 24149 - 3375
= 20774
HOE IT HELPS YOU
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