Expand.
(13 + x)(13 – x)
(13 + x)(13 – x)=(13)2 –(x)2
{ ∵(a + b)(a – b)=(a)2 –(b)2}
= 169 – x2
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Couldn't generate an explanation.
Generated by AI. May contain inaccuracies — always verify with your textbook.
Expand.
(13 + x)(13 – x)
(13 + x)(13 – x)=(13)2 –(x)2
{ ∵(a + b)(a – b)=(a)2 –(b)2}
= 169 – x2
Couldn't generate an explanation.
Generated by AI. May contain inaccuracies — always verify with your textbook.
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