Question

2. Find the values of the following expressions for a=3.
(i) a +5
(ii) 8a-19
(iii) 21-5a
(iv) a² + 3a +8 (v) 18-a² - 3a
(vi) a² +a+3​

Answer 1

Answer:

form or can be put in the form: a2 + 2ab + b2, a2 – 2ab + ... (ii) a3 – 4a2 + 12 – 3a. (iii) 4x2 – 20x + 25. (iv). 2. – 9. 9 ... 3 × x × x × y× y (7y + 9x) (Using ab + ac = a (b + c)).

Answer 2

Answer:

I) a(3)+5

a=3×5

a=15

Step-by-step explanation:

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