Respuesta :

nani8292

Exact Form:

d

=

−

7

−

√

47

2

,

−

7

+

√

47

2

d

=

-

7

-

47

2

,

-

7

+

47

2

Decimal Form:

d

=

−

0.07217269

…

,

−

6.92782730

…

Answer: 20

Step-by-step explanation:

d=-2

Plug in to get 4(-2+7)

Do what's in () -2+7=5

Then multiply 4(5)=20

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