Question

please tell me the asnwer please

Answer 1

${4a}^{2} + {b}^{2} - 3ab +3 {a}^{2} - 7 {b}^{2} + 8ab + {a}^{2} - {b}^{2} + 2ab$
$8 {a}^{2} - 7 {b}^{2} + 7ab$
HOPE IT HELPS
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Answer 2

Here is your answer. hope it will help u plz mark as brainliest