Question

ALGEBRAIC DENTITIES
3. If a + b = 10 and ab = 16, find the value of 02_ ab + b2 and a² + ab + b
If a + b = 8 and ab = 6, find the value of a3 + b3
5. If a - b = 6 and ab = 20, find the value of a3 – 63
- If x = – 2 and y = 1, by using an identity find the value of the following
(1) (4y? – 9x2)(16y4 + 36x’y? + 81x4) is one
225
(1) C
36 ++1
m) 5y + 5) 25y2 - 75 + 2y?
) 27x3 + 8y3
27_125
(ii) 64x3 – 125y3 (iii) 343p12 + 9
(vi) 27 + 125 (vii) 8 + 27x3
(vii
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Answer 1

hi aradhya pls find the attached solution.