✨ Best Answer ✨
x²-y²
=(x+y)(x-y)
=(√7+√3+√7-√3)(√7+√3-√7+√3)
=2√7×2√3
=4√21
ありがとうございます😊
✨ Best Answer ✨
x²-y²
=(x+y)(x-y)
=(√7+√3+√7-√3)(√7+√3-√7+√3)
=2√7×2√3
=4√21
ありがとうございます😊
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=4√21