Question

Pic attached


Which expression is equivalent to the area of metal sheet required to make this square-shaped traffic sign?



Answer
64x^2 - 32x + 4
64x^2 + 4
64x^2 - 16x + 4
16x^2 - 4

Answer 1

The area of that would be (8x - 2)^2

Answer 2

Umm, if you were trying to find the area what would you multiply?

Answer 3

@Brad1996 enter that in wolfram ---> (8x - 2)^2

Answer 4

So exactly what ParthKohli said, just simplify that equation

Answer 5

64x - 4?

Answer 6

No no no!

Answer 7

no

Answer 8

Enter that in wolfram

Answer 9

(8x-2)(8x-2)

Answer 10

No need @child-of-the-sea

Answer 11

http://www.wolframalpha.com/input/?i=%288x+-+2%29%5E2

Answer 12

first answer

Answer 13

See the expanded form

Answer 14

This is how I solve these then i just solve for each box and put all the numbers together and simplify then