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Dima020 [189]
3 years ago
6

Choose the equation that shows a step in the process of completing the square on the given quadratic. y = x^2 + 8x – 3

Mathematics
1 answer:
klasskru [66]3 years ago
4 0

Answer:

y = x^2 + 8x - 3

y = x^2 + 8x + (8/2)^2 - 3 - (8/2)^2

y = x^2 + 8x + 16 - 3 - 16

Step-by-step explanation:

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F(x)= x +4<br> g(x) = 3x<br> Work out the value of gf (5).
MrMuchimi

The value of gf(5) for the given two expressions is 135.

According to the question,

We have the following information:

f(x)= x +4

g(x) = 3x

Now, in order to find the value of gf(5), we will first find the value of gf.

Now, we will multiply these two expressions:

3x(x+4)

Now, the terms outside the brackets need to multiplied inside the bracket:

3x^{2} +12x

Now, we will put the value of x in this expression as 5 and solve the expression further by multiplication and addition:

3*5*5+12*5

75+60

135

Hence, the value of gf(5) for the given two expressions of f(x) and g(x) is 135.

To know more about value here

brainly.com/question/20562282

#SPJ1

8 0
1 year ago
(giving brainiest)
Nat2105 [25]

Answer:

B- 24 pints

Step-by-step explanation:

128 x 3= 384 ounces

1 ounce = 0.0625

0.0625 x 384= 24 pints

Hope this helps ^-^

4 0
3 years ago
Mirror the speed of 16.8 m/s Olympian ran the 100 m dash in 9.6 seconds how much faster was Sarah the cheetah speed to the neare
Fiesta28 [93]

Answer:

6.4 meters per second

Step-by-step explanation:

Sarah the cheetah ran 100 meters at a speed of 16.8 meters per second. An olympian ran the 100-meter dash in 9.6 seconds. How much faster was Sarah the cheetah’s speed, to the nearest tenth of a meter per second?

0.9 meters per second

1.6 meters per second

6.4 meters per second

10.4 meters per second

Speed = distance / time

Olympian's speed = 100 / 9.6 = 10.4 meters per second

Sarah's speed = 16.8 meters per second.

Difference in speed = 16.8 - 10.4 = 6.4

the tenth is the first number after the decimal place. To convert to the nearest tenth, look at the number after the tenth (the hundredth). If the number is greater or equal to 5, add 1 to the tenth figure. If this is not the case, add zero

6 0
3 years ago
last year Rafael opened an investment was count with $5,500 at the end of the year the amount in the account has been decreased
Vlad1618 [11]

Answer: The new amount is 0.78*5500. Which is 4290. The decrease is 5500-4290=1210.

5 0
3 years ago
Hello If You Can Please Help Me With This Question
Kipish [7]

Answer:

5807259.34663

Step-by-step explanation:

Calculator! Yeah!

Hope this helps!



4 0
3 years ago
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