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(11) (iii) (5a - 7) (5a - 7) @) (1.2m - 0.3) (1.2m+0.3) (vii) (6y+7) (-6y+7) (iv) (3p - 2) ( 3p-2 ) (vi) (x + y) (x”-y) (viii) (70 - 96) (7a - 96) 2. Use the identity (x + a) (x + b) = x² + (a + b) x + ab to find the following products: (i) (x + 1)(x + 2) (ii) (3x + 5), +1) iii (4x - 5)(4x - 1) (10) (3a + 5)(3a - 8) ♡ (xyz - 1)(xyz - 2) Find the following squares by using the identities. (1) (b -7)(ii) (xy +32) (ii) (6m²-5n)? (iv)(3 x + y)" 4. Simplify - 1212 O (2n + 5)2 – (2n - 5)

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Q1
Use the identity (x+a)(x+b)=x2+(a+b)x+ab to find following products.
(i) (x+3)(x+7)
(ii) (4x+5)(4x+1)
(iii) (4x5)(4x1)
(iv) (4x+5)(4x1)
(v) (2x+5y)(2x+3y)
(vi) (2a2+9)(2a2+5)
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Q2

Use direct method to ecaluate the following products :

(i) (x + 8)(x + 3)

(ii) (y + 5)(y - 3)

(iii) (a- 8)(a+ 2)

(iv) (b - 3)(b - 5)

(v) (3x - 2y)(2x + y)

(vi) (5a + 16)(3a -7)

(vii) (8 - b)(3 + b)


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Q3
Find each of the following products:
(i) (x + 3)(x − 3)
(ii) (2x + 5)(2x − 5)
(iii) (8 + x)(8 − x)
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Q4

Use direct method to ecaluate the following products :

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(ii) (y + 5)(y - 3)

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Q5
Use the identity (x+a)(x+b)=x2+(a+b)x+ab to find the following product:
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