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Crazy boy [7]
3 years ago
12

For what value of x does f(x) = g(x) when f(x) = 4x - 10 and g(x) = 0.5x + 7.5

Mathematics
1 answer:
sladkih [1.3K]3 years ago
3 0

Answer:x=5

Step-by-step explanation:

4x - 10 = 0.5x + 7.5

-0.5x       -0.5x

3.5x - 10 = 7.5

       +10    +10

3.5x = 17.5

divide both sides by 3.5 and you get x=5

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A company purchases a small metal bracket in containers of 5,000 each. Ten containers have arrived at the unloading facility, an
MariettaO [177]

Answer:

Do the data from this shipment indicate statistical control: No

Step-by-step explanation:

Calculating the mean of the sample, we have;

Mean (x-bar) = sum of individual sample/number of sample

                     = (0+0+0+0.004+0.008+0.020+0.004+0+0+0.008)/10

                     = 0.044/10

                    = 0.0044

Calculating the lower control limit (LCL) using the formula;

LCL= (x-bar) - 3*√(x-bar(1-x-bar))/n

      = 0.0044 - 3*√(0.0044(1-0.0044))

       = 0.0044- (3*0.0042)

        = 0.0044 - 0.01256

        = -0.00816 ∠ 0

Calculating the upper control limit (UCL) using the formula;

UCL = (x-bar) + 3*√(x-bar(1-x-bar))/n

      = 0.0044 + 3*√(0.0044(1-0.0044))

       = 0.0044+ (3*0.0042)

        = 0.0044 + 0.01256

       =0.01696∠ 0

Do the data from this shipment indicate statistical control: No

Since the value 0.02 from the 6th shipment is greater than the upper control limit (0.01696), we can conclude that  the data from this shipment do not indicate statistical control.

8 0
3 years ago
Let f(x) = 4x3 + 3x2 − 20x − 15 and g(x) = 4x + 3. Find f of x over g of x.
serg [7]

Answer:

4x^2+15x+15+\frac{35}{x-3}

Step-by-step explanation:

Let f(x) = 4x3 + 3x2 − 20x − 15 and g(x) = 4x + 3. Find f of x over g of x.

\frac{f(x)}{g(x)} \\\frac{4x^3 + 3x^2 - 20x - 15}{4x+3}

4x^2+15x+15+\frac{35}{x-3}

8 0
4 years ago
What is the volume of the smaller sphere please help​
Nata [24]

Answer:

32π is the volume of the larger sphere

Step-by-step explanation:

The volume of a sphere is V = 4/3πr³. The smaller sphere is  V = 4π. This means r³ divided by 3 was 1. So r³ = 3. For the larger sphere, substitute r = 2r into the volume formula.

V = 4/3πr³

V = 4/3π(2r)³

V = 4/3π8r³

We know from the previous problem that r³ = 3.

So the volume formula simplifies to V = 4π(8) = 32π

3 0
3 years ago
The mass in a pendulum clock completes one complete swing in 1.00 s . what is the length of the rod?
solniwko [45]
The period of oscillation of a pendulum is
T=2 \pi  \sqrt{ \frac{L}{g} }
Where L is the length of the pendulum and g=9.81 m/s^2 the gravitational acceleration.
Re-arranging the formula and using T=1.0 s, we find the length of the pendulum:
L= \frac{T^2g}{4 \pi^2}=0.25 m
3 0
3 years ago
URGENNNNNNT! 92 POINTS!<br> WILL GIVE BRAINLIEST IF WORK IS SHOWN W CORRECT ANSWER!! :)
True [87]

Which of the following pairs of equations will never break even?

<u><em>B: I and IV</em></u>

6 0
3 years ago
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