1.

It is given that 3a + 2b=5c, find the value of 27a cube + 8b cube - 125c cube if ABC=0

Answer»

Step-by-step explanation:

27a³ + 8b³ - 125c³= (3A)³+ (2b)³ + (-5C

3a + 2b = 5c

3a + 2b - 5c = 0

Hence, (3a)³ + (2b)^3 + (-5c)³ = 3 (3a) (2b)(-5c)

= -90 ABC = -90 X 0 = 0.ans...



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