Question

5. If a = 1, b = -2, c = -1, show that 7a + b + c = 2abc



Pls ​

Answer 1

Answer:

7(1)+(-2)+(-1)=2(1)(-2)(-1)

7-2-1=4

4=4

1 RIGHT ANSWER

Answer 2

Answer:

7(1) + (-2) + (-1) = 2(1)(-2)(-1)

7 - 2 - 1 = 4

7 - 3 = 4

4 = 4

LHS = RHS

Hence Proved