Answer:
52.4
Explanation:
a²-b² = (a-b)(a+b)
Similarly,
(7.62)²-(2.38)²
= (7.62-2.38)(7.62+2.38)
= (5.24)(10)
= 52.4
52.4.
This is the difference of 2 squares:
a^2 - b^2 = (a - b)(a + b)
(7.62^2 - (2.38)^2
= (7.62 - 2.38)(7.62 + 2.38)
= 5.24 * 10
5.3m questions
6.9m answers