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Answered by
1
Answer:
Given
p-q = 9
pq= 36
Given
( p-q) = 9
( p-q) ^2= 9^2
p^2+ q^2 - 2 pq = 81
P^2 + q ^2 - 2 × 36 = 81
p ^2 + q ^2 - 72 =81
p^2+q^2 = 81+72
p ^2 + q ^2 = 153
we know that
( p + q) = (p^2+ q^2)+2pq
( p + q )^2= 153+72
p + q =
p^2 - q ^2 = ( p + q ) ( p-q)
= 15×9
= 135
Step-by-step explanation:
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Answered by
3
Answer:
taking the points✌️☺️
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