3 years ago

Solve for a. r=ab/a+b+c

Mathematics

1 answer:

Marta_Voda [28]3 years ago

4 0

Answer:

r(A + B) = rA + rB,. (4). (r + s)A = rA + sA,. (5) r(sA)=(rs)A;. (6). A(BC)=(AB)C,.

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