1.

Using the identities of algebraic expressions, Find the following (i) (a + 9)(a + 9) (ii) (1.9b + 1.1c)(1.9b - 1.1c) (iii) (n - 4)(n - 4) (iv)(-x + y)(-x + y) [4 MARKS]

Answer»

Using the identities of algebraic expressions, Find the following

(i) (a + 9)(a + 9)

(ii) (1.9b + 1.1c)(1.9b - 1.1c)

(iii) (n - 4)(n - 4)

(iv)(-x + y)(-x + y) [4 MARKS]



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