Question

5a x (2a + 3) ×(-a + 2)​

Answer 1

Answer:

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Step-by-step explanation:

$5a \times (2a + 3) ×(-a + 2) \\ = >( 10 {a}^{2} + 15a) \times ( - a + 2) \\ = > - 10 {a}^{3} + 20 {a}^{2} - 15 {a }^{2} + 30a \\ = > - 10 {a}^{3} + 5 {a}^{2} + 30a$