Question

ajutor va rog dau de toate (daca se poate de la a la d dar faceti cum vreti)
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Answer 1

$\it a)\ \ =\dfrac{\not7}{\not3}\cdot\dfrac{\not9\ ^3}{\not28\ _4}=\dfrac{3}{4}\\ \\ \\ b)\ \ =\dfrac{3}{2}\cdot\dfrac{4}{1}=\dfrac{12}{2}=6\\ \\ \\ c)\ \ =\dfrac{\not17}{4}\cdot\dfrac{8}{\not17}=\dfrac{8}{4}=2\\ \\ \\ d)\ \ =\dfrac{\not5}{2}\cdot\dfrac{36}{\not5}=\dfrac{36}{2}=18$

Answer 2

Răspuns:

a. (2×3+1)/3×9/28=7/3×9/28=(63/84)⁽²¹=3/4

b.(1×2+1)/2×4=3/2×4=(12/2)⁽²=6

c.(4×4+1)/4×8/17=17/4×8/17=(136/68)⁽⁶⁸=2

d.(2×2+1)/2×(7×5+1)/5=5/2×36/5=(180/10)⁽¹⁰=18

e. (5×8+3)/8×(1×43+5)/43=43/8×48/43=(2064/344)⁽³⁴⁴=6