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maxonik [38]
3 years ago
10

80^2 - 45^2 = a^2 - b^2 ans pls in working, thnx in advance

Mathematics
1 answer:
Kamila [148]3 years ago
4 0

Answer:

{a}^{2}  -  {b}^{2}= {(80)}^{2}  -{(45)}^{2}  \\(a + b)(a - b) = (80 + 45)(80 - 45) \\  = 125 \times 35 = \boxed{ 4375}✓

<h3><u>4375</u> is the right answer.</h3>
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