can anyone solve:
G and C
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c.)(w+x)(y-z) +(w-x)(y+z)+2(wy+xz)
=wy-wz+xy-xz+wy+wz-xy-xz+2wy+
2xz.
=2wy-2xz+2wy+2xz.
=4wy.answ
g.) ab(cx+y)+BC(ax-y)-2ca(BC+y)
=abcx+any+bcax-bcy-2cabx-2cay
=aby-bcy-2cay.answer
=wy-wz+xy-xz+wy+wz-xy-xz+2wy+
2xz.
=2wy-2xz+2wy+2xz.
=4wy.answ
g.) ab(cx+y)+BC(ax-y)-2ca(BC+y)
=abcx+any+bcax-bcy-2cabx-2cay
=aby-bcy-2cay.answer
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