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Algebra Level 1

Find the value of 16 9 2 − 16 8 2 169^2-168^2 .

Hint : Read the Mental Math Tricks .


The answer is 337.

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Anish Harsha by Anish Harsha , 20, India

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2 solutions

Mateus Gomes
Feb 8, 2016

( 16 9 2 − 16 8 2 ) = ( 169 − 168 ) ( 169 + 168 ) = 337 (169^2-168^2)=(169-168)(169+168)=\Large\color{#3D99F6}{\boxed{337}}

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It was e a s y easy bro

Ashish Menon - 5 years, 4 months ago
Jon Taylor
Feb 11, 2016

(168+1)^2 - 168^2 = 2*168 +1 = 337

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