D= [tex] \sqrt{64} + \sqrt{196} [/tex]
=[tex] \sqrt{8*8} + \sqrt{14*14} [/tex]
=8+14=22
E= [tex]\sqrt{64+196} = \sqrt{260} = \sqrt{10*26} = \sqrt{2*5*2*13}[/tex]
=[tex]2 \sqrt{65} [/tex]
F = [tex] \sqrt{64} * \sqrt{196}= 8 * 14 = 112 [/tex]
G= [tex]\sqrt{ 6^{2} + 4^{2} } = \sqrt{36+16} = \sqrt{52} [/tex]
=[tex] \sqrt{26*2}= \sqrt{2*2*13}= 2\sqrt{13} [/tex]
H= [tex] \sqrt{98} + \sqrt{288} = \sqrt{2*49} + \sqrt{144*2} [/tex]
=[tex]7 \sqrt{2} + \sqrt{4*72} = 7 \sqrt{2}+ \sqrt{4*9*8} = 7 \sqrt{2} + \sqrt{4*9*4*2}[/tex]
=[tex] 7\sqrt{2} +12 \sqrt{2} = 19 \sqrt{2} [/tex]
I=[tex] \sqrt{243} - 7\sqrt{48} = \sqrt{81*3} - 7 \sqrt{6*8} [/tex]
=[tex]3 \sqrt{3}- 7\sqrt{2*3*2*4} =3 \sqrt{3} -7*2*2 \sqrt{3} [/tex]
=[tex]3 \sqrt{3}-28 \sqrt{3} = -25 \sqrt{3} [/tex]
