All categories

3 years ago

20 points !!! Hurry

Mathematics

2 answers:

weeeeeb [17]3 years ago

7 0

Answer:

Add 9 to each side of the equation.

Step-by-step explanation:

To complete the square, we need to add (b/2) ^2 to each side, where b is the coefficient of the x terms.

The coefficient of the x terms is -6

so we need to add (-6/2) ^2 = (-3)^2 = 9.

Add 9 to each side of the equation.

Dmitry_Shevchenko [17]3 years ago

7 0

Answer:

The coefficient of the x terms is -6

so we need to add (-6/2) ^2 = (-3)^2 = 9.

Add 9 to each side of the equation.

Step-by-step explanation:

You might be interested in

COMMON CORE REVIEW

masha68 [24]

Answer:

146.9

Step-by-step explanation:

I'm not sure of the answer but if I'm wrong tell me I'll continue trying it is a pleasure to help you.

7 0

3 years ago

The point K(−6,−1) is translated 5 units up. What are the coordinates of the resulting point K´.

exis [7]

Answer:

-6...................

5 0

2 years ago

Read 2 more answers

How do you recongnize functions?

natta225 [31]

Answer:

That is not a function :)

Step-by-step explanation:

You can recognize functions by seeing if it passes the vertical line test. If you draw a vertical line anywhere are the grid and it crosses the equation in more then one place then it does not pass the test, and is not a function.

Here's an attachment that might help

5 0

2 years ago

Read 2 more answers

How do you multiply 23.50*23.74

Mamont248 [21]

Answer:

557.89

Step-by-step explanation:

Download photomath on Appstore it'll help you explain. but basically you multiply each digit at the bottom to the whole number on the top

23.50

x 23.74

940 ====== 23.50 multiply to 4

16450 ====== 23.50 multiply to 7

70500 ====== 23.50 multiply to 3

+ 470000 ====== 23.50 multiply to 2

557.890 ====== Add all the numbers together, move the decimal sign down to align with the result

4 0

3 years ago

{[(8-3)x2]+[5x6)-5]} divided by five

Kobotan [32]

{[(8 - 3) * 2] + [(5 * 6) - 5]} / 5 =
= {[2 * 8 + 2 * (-3)] + 30 - 5} / 5 =
= [(16 - 6) + 25] / 5 =
= (10 + 25) / 5 =
= 35 / 5 =
= 7

Brackets make it look complex but it's not that bad at all :)

6 0

2 years ago

Read 2 more answers