Question

4. (b-2)(-5)
8. (m + 3) (m - 2)
12. (5 - xy) (3 + xy)​

Answer 1

Step-by-step explanation:

(I) -5b+10

(ii) m(m-2) +3(m-2)

m²-2m+3m-6

m²+m-6

(iii)3(5-xy)+xy(5-xy)

15-3xy+5xy-x²y²

-x²y²+2xy+15

x²y²-2xy-15

Answer 2

Answer:

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