Grade 128 grade maths
Use a suitable identity to get each of the following products. (a^2+ b^2 ) (- a ^2+ b^2 )
Use a suitable identity to get each of the following products.
(a^2+ b^2 ) (- a ^2+ b^2 )
1 Answer
Harshit Singh
Dear Student
(a^2+ b^2 ) (- a ^2+ b^2 )
= (b^2+ a^2) (b^2–a^2)
= -a^4+b^4
Using (a - b)(a + b) = a^2- b^2
Thanks
(a^2+ b^2 ) (- a ^2+ b^2 )
= (b^2+ a^2) (b^2–a^2)
= -a^4+b^4
Using (a - b)(a + b) = a^2- b^2
Thanks
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