Question

factorise . 16a² + 9b² + 4c² + 24ab +12bc+ 16ca.​

Answer 1

We have use this formula

(a+b+c)^2=a^2+b^2+c^2+2ab+2bc+2cap

Therefore the answer is :

(4a)^2+(3b)^2+(2c)^2+{2*4a*3b}+{2*3b*2c}+{2*2c*4a}

(4a+3b+2c)^2

Hope it helps u

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