Question

5) sabendo que k=9; R=-7;L=2

a) KXK-R+L=
b) - k/7+L/8 =
C) 2 x (R-L-K)=
D-R/9-K/7=​

Answer 1

Resposta:

a) 9 x 9 -(-7) +2

a) 9 x 9 +7 + 2

a) 81 +9

90

Explicação passo a passo:

b) - k/7+L/8

- 9/7+2/8

-72/56 + 14/56

-58/56

c) 2x (r-l-k)

2x (7-2-9)

2x -4

d) -R/9-K/7=

- 7/9 -9/7

- 49/63 -91/63

-140/63