solve this plz........... with full method
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Answered by
9
Given : a - 3b = -6 and ab = -10.
On cubing both sides,we get
(a - 3b)^3 = (-6)^3
a^3 - 27b^3 - 3*3ab(a-3b) = -216
a^3 - 27b^3 - 9ab(-6) = -216
a^3 - 27b^3 - 9 * (-10)(-6) = -216
a^3 - 27b^3 - 540 = -216
a^3 - 27b^3 = 324.
Hope this helps!
On cubing both sides,we get
(a - 3b)^3 = (-6)^3
a^3 - 27b^3 - 3*3ab(a-3b) = -216
a^3 - 27b^3 - 9ab(-6) = -216
a^3 - 27b^3 - 9 * (-10)(-6) = -216
a^3 - 27b^3 - 540 = -216
a^3 - 27b^3 = 324.
Hope this helps!
siddhartharao77:
:-)
Answered by
4
Your answer is in the gives attachment
I hope you will be satisfied with my answer.
✌️✌️✌️✌️✌️✌️✌️✌️✌️✌️✌️
I hope you will be satisfied with my answer.
✌️✌️✌️✌️✌️✌️✌️✌️✌️✌️✌️
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