Please help me with this math problem I am lost, please

Add

3

to both sides of the equation.

y

2

+

4

y

=

3

To create a trinomial square on the left side of the equation, find a value that is equal to the square of half of

b

.

(

b

2

)

2

=

(

2

)

2

Add the term to each side of the equation.

y

2

+

4

y

+

(

2

)

2

=

3

+

(

2

)

2

Simplify the equation.

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y

2

+

4

y

+

4

=

7

Factor the perfect trinomial square into

(

y

+

2

)

2

.

(

y

+

2

)

2

=

7

Solve the equation for

y

.

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y

=

±

√

7

−

2

The result can be shown in multiple forms.

Exact Form:

y

=

±

√

7

−

2

Decimal Form:

y

=

0.64575131

…

,

−

4.64575131

…

Step-by-step explanation:

step-by-step explanation:

descending order means to order the polynomials from the term with the largest exponent to the term with the smallest exponent.  

therefore, the correct answer is d.