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Ksenya-84 [330]

3 years ago

12

If using the method of completing the square to solve the quadratic equation x^2+8x+37=0, which number would have to be added to

"complete the square"?

1 answer:

Feliz [49]3 years ago

6 0

Answer:

The numbers are --> x = -4 + √21 i and x = -4 — √21 i

See the attachment for my step-by-step explanation

(solution is in red box)

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A sum of money is divided in the ratio of 3:5:9. Calculate the smallest share given that the largest share is 54

Sergeu [11.5K]

The ratio of largest to smallest share is 9:3, so that the largest share is 3 times that of the smallest share. If the largest share is 54, 54/3=18.

Hope this helps!

7 0

4 years ago

Solve for x, find the measure of all angles plzzzzz!!

Alexandra [31]

Answer:

see ur question is easy

Step-by-step explanation:

x + 2x + 5x = 180

6x =180

x= 180/6

x= 30

6 0

3 years ago

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slava [35]

Answer: B. DBC

Step-by-step explanation:

3 0

3 years ago

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Factor out the GCF<br> 4g^3-6g+20g^2

elena55 [62]

Answer:

$\sf 2g(2g ^2-3+10g)$

Step-by-step explanation:

$\sf 4g^3-6g+20g^2$

GFC: 2g

We'll Write the GCF first, then, divide each term by the GCF.

$\sf 2g(\frac{4g^3}{2g}-\frac{6g}{2g} +\frac{20^2}{2g} )$

$\sf 2g(2g ^2-3+10g)$

6 0

3 years ago

How do I simplify 9/243

Solnce55 [7]

9/243

=9/(9*9*3)

=1/(9*3)

=1/27

3 0

3 years ago