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Nadusha1986 [10]
4 years ago
14

Answers for these please and thanks

Mathematics
1 answer:
Tresset [83]4 years ago
6 0
The image is to blurry to make out, please retake a picture.
You might be interested in
(a) Write down the gradient of the line with equation y = 7 - 4x The line L passes through the points with coordinates (- 3, 1)
lesya [120]

Note: Let us consider, we need to find the gradient of line L.

Given:

The given equation of a line is:

y=7-4x

The line L passes through the points with coordinates (- 3, 1) and (2, - 2).

To find:

The gradient of the given line and the gradient of line L.

Solution:

Slope intercept form of a line is:

y=mx+b                ...(i)

We have,

y=7-4x                   ...(ii)

On comparing (i) and (ii), we get

m=-4

Therefore, the gradient of the given line is -4.

The line L passes through the points with coordinates (- 3, 1) and (2, - 2). So, the gradient of line L is:

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

m=\dfrac{-2-1}{2-(-3)}

m=\dfrac{-3}{2+3}

m=\dfrac{-3}{5}

Therefore, the gradient of the line L is \dfrac{-3}{5}.

6 0
3 years ago
you make two cylinders using 8.5-by-11-inch pieces of paper. One has a height of 8.5 inches, and the other has a height of 11 in
Elan Coil [88]
The second cylinder is taller correct? 
8 in < 11 in 

If the height is also larger, the base is most likely larger too.

Wouldn't the largest cylinder have a Larger surface area?

8 0
4 years ago
Evaluate the expression 3(7 + 4)^2 − 14 ÷ 7
postnew [5]
Use PEMDAS.
1. multiply the 7 and the 4 by 3
2. square the 12 to get 144
3.multiply 144 by -14
4. divide -2016 by 7
5.subtract 288 from 21 (if you subtract 21 from 288 you get 267 so put +- in front for both answers :) )

5 0
3 years ago
(c) For what value of the domain(-3,-1,0,2,5) does f(x)= g(x) (-3,-1,0,2,5) ?
fiasKO [112]
Info from question brainly.com/question/1025208


so we have
f(x)=3x-4 and
g(x)=x(2)-2
the x(2) should mean 2 times x or 2x, but if it means x^2 then
g(x)=x^2-2
solution set is represented by S={solutions}
so to see what values make them equal, we set them equal to each other

if x(2)=2x then go to AAAAAAAAAA
if x(2)=x^2 then go to BBBBBBBBBBBBB



AAAAAAAAAAAA
3x-4=2x-2
subtract 2x from boths ides
x-4=-2
add 4 to both sides
x=2
therefor the number that would satisfy the thingumy is the value of  2 so
S={2}



BBBBBBBBBB
3x-4=x^2-2
subtract (3x-4) from both sides
0=x^2-3x+2
factor
(x-2)(x-1)=0
set each to zero
x-2=0
x=2

x-1=0
x=1

so the answer is x=1 or 2 so
S={1,2}



so the answer is
if x(2)=2x then S={2}
if x(2)=x^2 then S={1,2}
8 0
3 years ago
A car drives 50 miles in 40 minutes. how many miles does the car travel per minute
Anarel [89]
50 divided by 40 equals 1.25! So the car is going 1.25 mph
7 0
3 years ago
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