Question

7. Calculeaza dau coroana
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Answer 1

(3-1/3)*(9/8)²

=(3/3-1/3)*81/64

=2/3*81/64

=1/1*27/32

=27/32

3/4:(3/4-1/2)-4/9

=3/4:(3/4-2/4)-4/9

=3/4:1/4-4/9

=3/4*4-4/9

=3-4/9

=27/9-4/9

=23/9

Kawaiimath

Answer 2

Răspuns:

Explicație pas cu pas: