Question

Simplify:-
4√27 + 7√12 –2√75 + 5√81.

Answer 1

Hey friend,
Here is the answer you were looking for:

4√27 + 7√12 - 2√75 + 5√81

=4√(3×3×3) + 7√(2×2×3) - 2√(5×5×3) + 5√(9×9)

=4×3√3 + 7×2√3 - 2×5√3 + 5×9

= 12√3 + 14√3 - 10√3 + 45

= 26√3 - 10√3 + 45

= 45 + 16√3

Hope this helps!!

If you have any doubt regarding to my answer, feel free to ask in the comment section or inbox me if needed.

@Mahak24

Thanks...
☺☺

Answer 2

Answer:

4√27 + 7√12 - 2√75 + 5√81

=4√(3×3×3) + 7√(2×2×3) - 2√(5×5×3) + 5√(9×9)

=4×3√3 + 7×2√3 - 2×5√3 + 5×9

= 12√3 + 14√3 - 10√3 + 45

= 26√3 - 10√3 + 45

= 45 + 16√3

Hope this helps!!