Find the value of a³-27³ if a-3b=(-6) and ab=(-10)
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4
Hey friend,
Here is your answer,
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a - 3b = -6
ab = -10
(a - 3b)³ = a³ - 27b³ - 3*ab*(a-3b)
=> (-6)³ = a³ - 27b³ - 3*(-10)*(-6)
=> -216 = a³ - 27b³ -180
=> -216 + 180 = a³ - 27b³
=> -36 = a³ - 27b³
______________________________________________________________
Hope this helped you !!
Please mark as brainliest !!
Here is your answer,
______________________________________________________________
a - 3b = -6
ab = -10
(a - 3b)³ = a³ - 27b³ - 3*ab*(a-3b)
=> (-6)³ = a³ - 27b³ - 3*(-10)*(-6)
=> -216 = a³ - 27b³ -180
=> -216 + 180 = a³ - 27b³
=> -36 = a³ - 27b³
______________________________________________________________
Hope this helped you !!
Please mark as brainliest !!
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0
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Hey mate here's your answer
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