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mina [271]
3 years ago
11

Independent Practice 1. Determine whether the following number sentences are true or false. Must show your work. 18 + 7 = b. (12

3 + 54). 4= 123 + (544) c. 52 + 122 = 132 d. 16- = V250 2. Depict the solution set of the following equations in words, in set notation, and graphically. Must show your work. X + 9 = 12 b. -34=X - 5 C 36 = -OX d. = 10 2x - 8=S 14 = 5 - 9x
how do you do these? ​
Mathematics
1 answer:
lina2011 [118]3 years ago
8 0

Answer:

yggg

Step-by-step explanation:

fffggggtyygtffffffrftggggggy

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What curve passes through the point ​(1 ​,2​) and has an arc length on the interval​ [2,6] given by Integral from 2 to 6 StartRo
Georgia [21]

Answer:

Step-by-step explanation:

Given

Length of curve

L=\int_{2}^{6}\sqrt{1+64x^{-6}}dx

Length of curve is given by

L=\int_{a}^{b}\sqrt{1+\left ( \frac{\mathrm{d} y}{\mathrm{d} x}\right )^2}dx over interval a to b

comparing two we get

\frac{\mathrm{d} y}{\mathrm{d} x}=8x^{-3}

dy=8x^{-3}dx

integrating

\int dy=\int 8x^{-3}dx

y=-4x^{-2}+C

Curve Passes through (1,2)

1=-4+C

C=5

curve is

y+\frac{4}{x^2}=5

3 0
3 years ago
Can you guys help me find the value of x
Tanzania [10]

Answer: x= 54

Step-by-step explanation:mathhhhh

7 0
3 years ago
Point U is located at (1,-4) on the coordinate plane. Point U is reflected on
svetlana [45]

Given :

A point U located at (1,-4) on the coordinate plane.

To Find :

The reflection of point U on x-axis.

Solution :

Reflection of any point ( h , k ) on x-axis is ( h , - k ) .

So , the reflection of point U i.e ( 1 , -4 ) is ( 1 , 4 ) .

Therefore , the ordered pair describes the location of U' is ( 1 , 4 ).

Hence , this is the required solution .

4 0
3 years ago
How do you do this? I don’t understand it at all
Alenkasestr [34]

Answer:

what is the question. I can help just need the question

7 0
3 years ago
Read 2 more answers
Calculate the slope of the line on the graph
Tamiku [17]

Answer:

3.5 (meters per second)

Step-by-step explanation:

To calculate the slope, we need two points. Let's see if we can select two points from the graph.

From the graph, we can pick out two possible points.

At the beginning, (0,2.5) is a valid candidate.

And at the end, with (5,20). Thus, let's use the slope formula to calculate the slope.

The slope formula is:

m=\frac{y_2-y_1}{x_2-x_1}

Let (0,2.5) be x₁ and y₁ and let (5,20) be x₂ and y₂. Thus:

m=\frac{20-2.5}{5-0}

Simplify:

m=\frac{17.5}{5}\\ m=3.5

Thus, the slope is 3.5 meters per second.

Further notes:

And the entire equation will be:

m=3.5s+2.5

3 0
3 years ago
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