Question

dê o valor :7,5/4,5
b)-3 (-1+2)/9-10
c)12-2×(-6)/3×(-8)
d)raiz quadrada9 -(-2)+1/(-2)2+(-3)

Answer 1

a)7,5/4,5
*1,666..

b) -3(-1+2)/9-10
*3-6/-1
*-3/-1
*3

c)12-2x(-6)/3x(-8)
*12+12/-24
*24/-24
*-1

d) √9-(-2)+1/(-2)2+(-3)
*6+1/-4-3
*6/-7 ou *7/-7 ♡♥