A.b+2h/bh B.bh/(b+2h) C.2(b+h)/bh D.bh/2(b+h)

A.b+2h/bh B.bh/(b+2h) C.2(b+h)/bh D.bh/2(b+h)

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A.a=-a,b=4 B.a=4,b=-12 C.a=2,b=-8 D.a=1,b=-6

A.a=-a,b=4 B.a=4,b=-12 C.a=2,b=-8 D.a=1,b=-6

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