Question

C) B 6) 2 Example 25 : Factorise : er Solution : Here, we have &r + y + 272 - 18vyz - (2x + y + 32)[(2x) + y + (32) - (2x)) - 0)(32) - (2x)(32) - (2x) + y + (32)" - 3(26)0)(32) 9. Ve 10. - (2r + y + 32) (4.rº + y + 92 - 2xy - 3yz - 6x2) EXERCISE 4.5 1. Use suitable identities to find the following products: ((r + 4) (r +10) (in) (3x + 4) (3x - 5) 17 () (+8)(x - 10) 3 (v) (3 - 2x) (3 + 2x) 2. (iv) 0- + ) - Evaluate the following products without multiplying directly (iii) 10496 () 103 107 3. Factorise the following using appropriate identities: (1) 9r2 + 6ry + y (ii) 4-4y+1 (i) - 100 (ii) 95 96इक्वलिटी पिक लेट द फॉलोइंग प्रोडक्ट्स विदाउट मल्टीप्लाइंग डायरेक्टली ​

Answer 1

Answer:

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