Please answer these questions 49 and 50.

Please answer these questions 49 and 50. (E) None o itY es 49. Find the value of 26 - (E) None of these 50. Simplify: (12.12)2 -(8.12)2 ( 19.99) (128) x 164 7 (E) None of these

Dear student
Que 5012.122-(8.12)20.252+(0.25)(19.99)+8-3452815×1634128-537-153=12.12+8.1212.12-8.120.250.25+19.99+8-158815×163427-537-153=20.24×40.2520.24+8-158×815×163427×-5×37×-153=40.25+8-1×1634233=40025+2-3×243423×13=16+2-3×232=4+2-3+32=4+12=92=412Properties used:1) anm=anm2) aman=am+n3) a-n=1an4) aman=am-n5) an=a1n
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