|(313^ + 281)^ - 4x 313 x 281 = ?
Answers
Answered by
0
Answer:
(313 + 281)² - 4x 313 x 281 = 1024
Step-by-step explanation:
(313 + 281)² - 4x 313 x 281 = ?
( a + b)² - 4ab
= a² + b² + 2ab - 4ab
= a² + b² - 2ab
= (a - b)²
(313 + 281)² - 4x 313 x 281 = (313 - 281)²
= 32²
= 1024
(313 + 281)² - 4x 313 x 281 = 1024
Similar questions