identify as rational or irrational a root 12 x root 12 b root 4 x root 18
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Hey friend,
(a)
=√12×√12
=√12²
=12 is a rational number.
(b)
=√4×√18
=√4×√2×9
=2×3√2 [√4=2,√9=3]
=6√2 is irrational number.
Hope it helps
(a)
=√12×√12
=√12²
=12 is a rational number.
(b)
=√4×√18
=√4×√2×9
=2×3√2 [√4=2,√9=3]
=6√2 is irrational number.
Hope it helps
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