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3 years ago

Solve x2+12x=82 using completing the square. Answer the questions below.

Mathematics

1 answer:

galben [10]3 years ago

4 0

Answer:

exact form : x = ± √ 118 − 6

Decimal form : x = 4.86278049 or − 16.86278049

Step-by-step explanation:

Use the formula ( b /2 ) ^2 in order to create a new term. Solve for x by using this term to complete the square.

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Help please and thank you

azamat

Answer:

the answer is D ) 2,-3

Step-by-step explanation:

you just move it left 4 times and 2 up and R will land on 2,-3

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3 years ago

The bathroom and the living room in a tiny house share a wall. The area of the bathroom is 36 square feet. The area of the livin

jeka94

Answer:

96square feet

Step-by-step explanation:

Given data

Area of bathroom=36 square feet

Area of living room= 60 square feet

Hence the total area of the Bathroom and the living room combined is

= 36+60

=96square feet

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3 years ago

The half-life of radium is 1690 years. If 20 grams are present now, how much will be present in 250 years?

Aneli [31]

Answer:

18.05 g

Step-by-step explanation:

The multiplier of the initial quantity is ...

(1/2)^(t/1690)

so, for t=250, this becomes ...

(1/2)^(250/1690) ≈ 0.902545

Then the quantity remaining of the initial 20 g is ...

(20 g)(0.902545) ≈ 18.05 g

3 0

3 years ago

Is pi 3.14 or 22/7 whis of this is pi?

Tomtit [17]

Answer:

Both

Step-by-step explanation:

22/7 is the fraction version of pi

4 0

3 years ago

Read 2 more answers

Please Help!!!......<br>

valina [46]

3?
i’m not too sure sorry boo xxo

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2 years ago