Question

IDENTITIES
1. Using suitable identity evaluate:
(i) (X + 8)(x + 3)
(ii) (y + 5)(y-3)​

Answer 1

ANSWER:

(x+8)(x+3)

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

2x+3x+8x+24

13x+24

Answer 2

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

x2 + 3x + 8x + 24

x2 + 11x + 24 ___ANS

2. y (y-3) +5 (y -3)

= y2 -3y +5y - 15

= y2 + 2y -15

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