Question

(iv) [2.5a + 2.3b] and [2.5a - 2.3b)
Multiply this algebraic expression in brief

Answer 1

(6.25a^-5.29b^2)

Step-by-step explanation:

(2.5a+2.3b)(2.5a-2.3b)

(2.5a)^2-(2.3b)^2

6.25a^2-5.29b^2