Question

simplify
${(2x + p - c)}^{2} - {(2x - p + c)}^{2}$
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Answer 1

Answer:

(2x+p-c)²-(2x-p+c)² = 4x²+p²+c²+4px-4cx-2cp-(4x²+p²+c²-4px+4cx-2cp) = 4x²+p²+c²+4px-4cx-2cp-4x²-p²-c²+4px-4cx+2cp = 8px-8cx