Question

please solve a notebook please please​

Answer 1

Answer:

don't have time

Answer 2

Step-by-step explanation:

We have,,

$\sf{(5a-3b)(-a+6b)-(2a+3b)(3a-4b)}$

$\sf{=[-5a^{2}+30ab+3ab-18b^{2}]-[6a^{2}-8ab+9ab-12b^{2}]}$

$\sf{=-5a^{2}+30ab+3ab-18b^{2}-6a^{2}+8ab-9ab+12b^{2}}$

$\sf{=-5a^{2}-6a^{2}+33ab-ab-18b^{2}+12b^{2}}$

$\sf{=\boxed{\sf{-11a^{2}+32ab-6b^{2}}}}$

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