arshadrn777 arshadrn777

15-07-2021
Mathematics

contestada

if (a + b) = 73 and a b =65 find value of a²+ b²

Respuesta :

pritigurung62 pritigurung62

15-07-2021

Step-by-step explanation:

Here,

by formula a^2+b^2=(a+b)^2-2ab

so,

or,(a+b)^2-2ab

or,(73)^2-2×65

or,5329-126

=5203 is the answer

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