Question

Question 1

Use a suitable identity to get each of the following products. (a) (P-11) (P + 11)
b) (2y+ 5) (2y - 5)
(c) (12a 9) (12a +9)
(d) (2a-1/2)(2a-1/2)
(e) (1.1m-0.4) (1.1m+0.4)​

Answer 1

Answer:

For

a) (a-b)(a+b) = a2-b2

b) (a+b)(a-b) = a2-b2

c) (a-b)(a=b) = a2-b2

d) (a-b)2 = a2+2ab+b2

e)(a-b)(a+b) = a2-b2

these properties u can use to respective ques.

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Step-by-step explanation: