Expand each of the following expressions:
For the answering Use “/” for fraction “ ^ “ ,for index and Leave space between a number and operation al sign e.g x^2 +2
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1) –a (a – 7)
=
2) –3(2 – a)
=
3) -10(3 – m)
4) – (3b – w)
=
5) -(x – t)
={[-x + t] [t – x]
6) 4(a – b)
=
7) –9(4 + x)
8) -2(a – 7)
9) –x (a+6)
=
10) -a(x – 3y)
=
11) -4(x – 4)
=
12) -9(p + c)
=
13) -5(2 + p)
=
14) -5( c+ d)
=
15) -10(xy + x)