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3 years ago

6

Rewrite x^2+12x+42 in the form (x+b)^2 +c

1 answer:

Rzqust [24]3 years ago

6 0

This is completing the square:

(x^2+12x+36)+42-36

Answer: (x+6)^2 +6

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What is the excluded value?<br> 2

nordsb [41]

Answer: it is 0.

Step-by-step explanation:

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3 years ago

Solve the system by elimination<br><br> 3x-2y=3<br> 15x-4y=-3

stiv31 [10]

Answer:

x=-1

y=-3

Step-by-step explanation:

3x-2y=3(1)

5.(1) <=> 15x-10y=15 (2)

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(2)-(3) <=> -6y=18

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3 years ago

Eli's bedroom door is 9 feet tall and 3 feet wide. A new door is 2. 00 per square foot. How much would a new bedroom door cost i

Nataliya [291]

Answer: 54.00

Step-by-step explanation:

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2 years ago

What is the circumference of this circle, in centimeters? Use for .

Orlov [11]

Answer:

what is the circle.

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4 x 3.14 = 12.6cm.

Step-by-step explanation:

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3 years ago

Evaluate 8.3p+7.9r when p =3 and r=4. 8.3( ) +7.9( ) = +31.6 help!!!!!

Alexandra [31]

Steps: 8.3(3) + 7.9(4) = 31.6

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2 years ago

Read 2 more answers