Enrhifo
15\sqrt{2}-22\sqrt{3}\approx -16.891914331
Cwis
Arithmetic
5 problemau tebyg i:
\sqrt{ 6 } \left( 3 \sqrt{ 2 } +5 \sqrt{ 3 } \right) -7 \sqrt{ 48 }
Rhannu
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3\sqrt{6}\sqrt{2}+5\sqrt{6}\sqrt{3}-7\sqrt{48}
Defnyddio’r briodwedd ddosbarthu i luosi \sqrt{6} â 3\sqrt{2}+5\sqrt{3}.
3\sqrt{2}\sqrt{3}\sqrt{2}+5\sqrt{6}\sqrt{3}-7\sqrt{48}
Ffactora 6=2\times 3. Ailysgrifennu ail isradd y lluoswm \sqrt{2\times 3} fel lluoswm ail israddau \sqrt{2}\sqrt{3}.
3\times 2\sqrt{3}+5\sqrt{6}\sqrt{3}-7\sqrt{48}
Lluosi \sqrt{2} a \sqrt{2} i gael 2.
6\sqrt{3}+5\sqrt{6}\sqrt{3}-7\sqrt{48}
Lluosi 3 a 2 i gael 6.
6\sqrt{3}+5\sqrt{3}\sqrt{2}\sqrt{3}-7\sqrt{48}
Ffactora 6=3\times 2. Ailysgrifennu ail isradd y lluoswm \sqrt{3\times 2} fel lluoswm ail israddau \sqrt{3}\sqrt{2}.
6\sqrt{3}+5\times 3\sqrt{2}-7\sqrt{48}
Lluosi \sqrt{3} a \sqrt{3} i gael 3.
6\sqrt{3}+15\sqrt{2}-7\sqrt{48}
Lluosi 5 a 3 i gael 15.
6\sqrt{3}+15\sqrt{2}-7\times 4\sqrt{3}
Ffactora 48=4^{2}\times 3. Ailysgrifennu ail isradd y lluoswm \sqrt{4^{2}\times 3} fel lluoswm ail israddau \sqrt{4^{2}}\sqrt{3}. Cymryd isradd 4^{2}.
6\sqrt{3}+15\sqrt{2}-28\sqrt{3}
Lluosi -7 a 4 i gael -28.
-22\sqrt{3}+15\sqrt{2}
Cyfuno 6\sqrt{3} a -28\sqrt{3} i gael -22\sqrt{3}.
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