Simplify square root of -20- square root of -48

Math
-20–48
Rewrite -20 as -1(20).
-1(20)–48
Rewrite -1(20) as -1⋅20.
-1⋅20–48
Rewrite -1 as i.
i⋅20–48
Rewrite 20 as 22⋅5.
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Factor 4 out of 20.
i⋅4(5)–48
Rewrite 4 as 22.
i⋅22⋅5–48
i⋅22⋅5–48
Pull terms out from under the radical.
i⋅(25)–48
Move 2 to the left of i.
2⋅i5–48
Rewrite -48 as -1(48).
2i5–1(48)
Rewrite -1(48) as -1⋅48.
2i5-(-1⋅48)
Rewrite -1 as i.
2i5-(i⋅48)
Rewrite 48 as 42⋅3.
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Factor 16 out of 48.
2i5-(i⋅16(3))
Rewrite 16 as 42.
2i5-(i⋅42⋅3)
2i5-(i⋅42⋅3)
Pull terms out from under the radical.
2i5-(i⋅(43))
Move 4 to the left of i.
2i5-(4⋅i3)
Multiply 4 by -1.
2i5-4i3
Simplify square root of -20- square root of -48

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