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noname [10]
3 years ago
15

Find the minimum value of the function f (x) = 2x² + 11.4x + 18.5 to the nearest hundredth.

Mathematics
1 answer:
Maru [420]3 years ago
4 0

Answer:

2x^{2} + 11.4x + 18.5 ---> No Like Terms

Step-by-step explanation:

           

You might be interested in
Plz help me thanks very nuch whoever helped me​
photoshop1234 [79]

Answer:

(1) 56 miles/hour

Step-by-step explanation:

We need to find the average rate of change from t = 2 to t = 9.

At t = 2 hours, d = 106 miles.

At t = 9 hours, d = 498 miles.

The average rate of change in function f(x) from x = a to x = b is

[f(b) - f(a)]/(b - a)

average rate of change from t = 2 to t = 9 =

(498 - 106)/(9 - 2) = 392/7 = 56

Answer: (1) 56 miles/hour

7 0
2 years ago
I think of a number. I multiply it by 7. I add 12. The result is 40. What is the number I am thinking of?​
julia-pushkina [17]
The number that you are thinking of is 4. To get this answer I did the opposite of how you received your answer.
40 - 12 = 28
28 ÷ 4 = 7
The number that you are thinking of is 4.
8 0
2 years ago
Evaluate the expression when x = -4.<br>5(x – 6) + 3x – 2​
SVETLANKA909090 [29]

Answer:

-64

Step-by-step explanation:

5(x – 6) + 3x – 2

Distribute

5x - 30 +3x -2

Combine like terms

8x -32

Let x = -4

8*-4 -32

-32 -32

-64

6 0
3 years ago
the formula p = nc - e , gives the profit p when a number of items n are each sold at a cost c and expenses e are subtracted. If
weeeeeb [17]

Answer:

  c = 1.45

Step-by-step explanation:

Solving the equation for c, we find ...

  p +e = nc

  c = (p +e)/n

Filling in the values given, we have ...

  c = (4050 +300)/3000 = 4350/3000 = 1.45

The value of c is 1.45.

5 0
3 years ago
WHAT IS 3847 TIMES 4387 AND PLAESE ROUND!!!!!<br> ---------<br> 82364
Andrew [12]

Answer:

16,876,789. 82364 ≈ 82,000

Step-by-step explanation:

Let's go through this Step by Step.

3847 * 4387 =\\3847 * 7 = 26929\\3847 * 80 = 307,760\\3847 * 300 = 1,154,100\\3847 * 4000 = 15,388,000

Now let's go through the Addition.

26929 + 307,760 = 334,689\\334,689 + 1,154,100 = 1,484,789\\1,484,789 + 15,388,000 = 16,872,789

Now, we round 82364 to the nearest thousand.

The nearest thousand is 2000. so the answer to this one would be 82000.

hope this helps.

6 0
2 years ago
Read 2 more answers
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