Solve : 7√7 × (-4√2)
Simplyfy : √3/3 - √3/6
Simplyfy : 8√21 / 4√7
Solve : (1+√5) - (4+√5)
Solve : (3√2 - √8 + √32 - √2)
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Answer: Let's simplify
75
75
square root of, 75, end square root by removing all perfect squares from inside the square root.
We start by factoring
75
7575, looking for a perfect square:
75
=
5
×
5
×
3
=
5
2
×
3
75=5×5×3=5
2
×375, equals, 5, times, 5, times, 3, equals, start color #11accd, 5, squared, end color #11accd, times, 3.
We found one! This allows us to simplify the radical:
75
=
5
2
⋅
3
=
5
2
⋅
3
=
5
⋅
3
75
=
5
2
⋅3
=
5
2
⋅
3
=5⋅
3
So
75
=
5
3
75
=5
3
square root of, 75, end square root, equals, 5, square root of, 3, end square root.
Step-by-step explanation:
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