Question

(3x+4y+5z)(3x^2+4y^2+5z^2) find the product​

Answer 1

Answer:

soln

Step-by-step explanation:

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Answer 2

Answer:

$\left(3x+4y+5z\right)\left(3x^2+4y^2+5z^2\right)\\= 3x\cdot \:3x^2+3x\cdot \:4y^2+3x\cdot \:5z^2+4y\cdot \:3x^2+4y\cdot \:4y^2+4y\cdot \:5z^2+5z\cdot \:3x^2+5z\cdot \:4y^2+5z\cdot \:5z^2\\= 9x^3+12xy^2+15xz^2+12x^2y+16y^3+20yz^2+15x^2z+20y^2z+25z^3$

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