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3 years ago

6

If using the method of completing the square to solve the quadratic equation x squared -20x+24=0, which number would have to be

added to “complete the square”

1 answer:

Ksivusya [100]3 years ago

6 0

Oksuru k diyaf ramincok ani kasilm asiyla olusan bir refle kstir.

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Step by step explanation thanks

ratelena [41]

Answer:

75%

Step-by-step explanation:

$\frac{90}{120}*100=\frac{9}{12}*100=\frac{3}{4}*100=3*25=75%$ %

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3 years ago

what is the area of a circle with radius of 7cm using 3.14 for pi and round to he nearest tenth plz hurry

Sophie [7]

Answer:153.9 cm

Step-by-step explanation:

The area of a circle is found by pi × radius squared and pi is aprox 3.14 so 3.15×7² = 153.86 then round off to the nearest tenth you get 153.9

5 0

3 years ago

Read 2 more answers

I need to know how to do this last problem

butalik [34]

23.5 feet

22.5 times 5.5= 129.25

129.25 divided by 7.5 = 23.5

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3 years ago

The Chicago Cubs have played in 28 less than twice the number of World Series Champion Than the St. Louis Cardinals. The cubs pl

aev [14]

The answer to your question is 11 world championships

8 0

3 years ago

Can you do this 3(2x-6)-7x+4?

Serjik [45]

3(2x-6)-7x+4
3*2x=6x. 3*-6=-18
-7x+6x=-1x. -18+4=-14
-1x/-1=x. -14/-1=14
X=14

7 0

4 years ago