Math, asked by harmanjeetkaurbarn, 8 months ago

2. Evaluate, after simplification.
a. 14x2 (x + y - 2xy) for x = -1, y = 2

Answers

Answered by ruhi2828

2

Answer:

= 28[-1+2-2×(-1)×2]

= 28[1-2×(-2)]

= 28[1+4]

= 28×5

= 140

Answered by 298prernajain

2

Step-by-step explanation:

=28 (-1 + 2 - 2×-1 × 2 )

= -28+56-56×-28×56

=784 ×56

=43904

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