Pls fasttttttttttt if a= -1 b=2 c= -3 . ab - bc - ca a² (b-c

asked Jul 26, 2023 76.8k views

9 votes

Pls fasttttttttttt
if a= -1 b=2 c= -3 .
ab - bc - ca
a² (b-c

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2 votes

Answer:

ab _bc_ ca= _3= 1

a^2(b_c= 5

Explanation:

ab_bc_ca={_1}(2)_(2)(_3)_(_3)(_1)

a^2{b_c)=1^2(2_ _3)

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