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Gnoma [55]
3 years ago
6

Can anyone help me / explain these to me? Thank you.

Mathematics
1 answer:
Pavlova-9 [17]3 years ago
8 0

Answer:

The question to your answer is:

a) cos 150 = -√3 / 2 or - 0.866

b) tan 225 = 1

c) cos (-240) = -1/2

Step-by-step explanation:

See the picture below

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HELLPP PLS I WILL CROWN YOU
Svetach [21]

Answers:

Answer for A is 1

Answer for B is 3

Answer for C is 0.5

Answer for D is Table.

Step by step explanation:

Figure shown graph of a line

Table of x and y value are given as

X    Y

0    3

1     6

2    9

3    12

The equation of a line is given as y=0.5x+1

QA). What is the slope of the line in the graph

Ans.

The slope is given as s=\frac{Y2-Y1}{X2-X1}

In the graph, the line passing through points (0,5)(-5,0)

The slope of a line:

s=\frac{Y2-Y1}{X2-X1}

s=\frac{0-5}{(-5)-0}

s=1

The slope of the line in the graph is 1

QB). What is the slope of the line in the table

Ans.

The slope is given as s=\frac{Y2-Y1}{X2-X1}

In the table, the line passing through points (0,3)(1,6)

The slope of a line:

s=\frac{Y2-Y1}{X2-X1}

s=\frac{6-3}{(1-0}

s=3

The slope of the line in the table is 3

QC). What is the slope of the line in the equation

Ans.

The equation of a line is given as y=mx+c

The equation of a line is y=0.5x+1

Where m= slope

On comparing both the equation we get,

m=0.5

The slope of line in the equation is 0.5

QD). Which has the greatest rate of change

Ans.

The slope of the line in the graph is 1

The slope of the line in the table is 3

The slope of the line in the equation is 0.5

There, Rate of change is also called as the slope and it is greatest in case of the table.

4 0
3 years ago
If I were to solve for x and there is x to the third power equals to 64. What would be my answer?
viva [34]

Answer:

x=4

Step-by-step explanation:

if you do \sqrt[3]{64} you'll get that 4^{3} is 64.

6 0
4 years ago
Melissa buys 1 calculator at £4.38 1 ruler at 45p 2 pencils at 29p each She pays with a £10 note. Work out how much change Melis
marin [14]

Answer:

£4.59

Step-by-step explanation:

<em>4.38 + 0.45 + 0.58 (0.29 + 0.29) = 5.41</em>

£10.00 - 5.41 = £4.59

8 0
3 years ago
Will give brainliest!
PilotLPTM [1.2K]
1. Simple interest
2. Time spent driving
3. rate of interest
4. Time money is invested. 
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Answer:

20

Step-by-step explanation:

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