Show that 9y²-(4z-2x)²/(2x+3y)²-16z²+16z²-(2x-3y)²/(3y+4z)²-4x²+4x²-(3y-4z)²/(4z+2x)²-9y²=1
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1
Answer:
1.69
Step-by-step explanation:
Just cancel all the same terms!
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