Math, asked by revanshireva, 3 months ago

simplify 7x(2x-x+1) for x=18 x=2

Answers

Answered by krc2005

2

Answer:

For x=18

7*18(2*18-18+1)

=126(36-17)

=126*19

=2394

For x=2

7*2(2*2-2+1)

=14(4-1)

=14*3

=42

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