Question

6. Simplify (a + b) (2a – 3b + c) – (2a – 3b) c. Find the value at a=1, b= 0 c= 1
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Answer 1

Step-by-step explanation:

(a+b)(2a-3b+c)-(2a-3b)c

a(2a-3b+c) +b(2a-3b+c) -[ 2a(c) - 3b(c)]

2a2 - 3ab+ ac + 2ab - 3b2 +bc - 2ac + 3bc

=2a2 -ab -ac+4bc-3b2

Answer 2

Answer:

1

Step-by-step explanation:

(1+0)(2-0+1)-(2)1

3-2=1