Question

2⁹.2⁵
3¹°:3⁷
(1,4)⁶.(1,4)⁴

Answer 1

$2^{9} . 2^{5} = 2^{9+5} = 2^{14}=16384$

$3^{10} : 3^{7} = 3^{10-7} = 3^{3} =27$

$(1,4)^{6} . (1,4)^{4} =(1,4)^{6+4}=(1,4)^{10}=( \frac{14}{10} )^{10}=\frac{ 14^{10} }{10^{10} } = \frac{289254654976}{10000000000}$ ≈ $=28,9$