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Sophie [7]
2 years ago
7

(a) Expand and simplify (a×a) – (a - b)(a + b).

Geography
1 answer:
mixer [17]2 years ago
6 0

Answer:

a) b²

b) 4

Explanation:

a) (axa)=a²

(a-b)(a+b) = a²-b²

So it's a²-(a²-b²) = b²

b)

Let a be 6730

(axa) - (a-2)(a+2)

since b =2 and a²-(a²-b²) = b²,

(6730x6730) - 6728 x 6732 = 2² = 4

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Hexagon IJKLMN on a coordinate plane with ordered pairs at I negative two, six, at J four, four, at K six, negative one at, L n

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Group of answer choices

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Pentagon OPQRS on a coordinate plane with ordered pairs at O negative 1, 2, at P negative 5, 3, at Q negative 3, negative 2, an

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Group of answer choices

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18 inches by 36 inches

16 inches by 32 inches

Flag this Question

Question 54 pts

(04.01 MC)

A toy company manufactures arcade games. They are marketing a new pinball machine to children. It is similar in size to the adult version of the same game. Both the adult and child models are shown below:

Adult pinball machine GAME with base ME measuring 35 inches and sides measuring 56 inches. Child pinball machine G prime A prim

If the perimeter of the adult pinball machine is 172 inches, what is the length, in inches of Segment line G prime A prime ? Type the numeric answer only in the box below. (4 points)

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Explanation:



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