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denis-greek [22]
2 years ago
11

State weather (-2)3 will be positive or negative

Mathematics
1 answer:
VikaD [51]2 years ago
3 0

Answer:

negative.

Step-by-step explanation:

rules of multiplying intergers;

- * - = +

+ * + = +

- * + = - (-2) x 3 follows this rule)

+ * - = -

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For every 1 out of 6 miles that a ship travels north it travels 3 out of 5 miles west .how many miles does the ship travel north
Oksi-84 [34.3K]

Answer:

2/6 miles that is the answer for your question

Step-by-step explanation:

8 0
3 years ago
Someone please help me on both the questions!!!
bonufazy [111]

Step-by-step explanation:

al nth term:

numerator:

=  {n}^{2}

denominator:

= n + 1

so nth term :

=  \frac{ {n}^{2} }{n + 1}

b). 1; 11; 27; 49

first difference: 10; 16; 22

second difference :6

formula for 1st difference:3a+b

formula for 2nd difference:2a

Therefore:

2a=6

a=3

3a+b=10

sub in a

3(3)+b=10

9+b=10

b=1

sub into quadratic formula

{an}^{2}  + bn  + c

(3) {(1)}^{2}  + (1)(1) + c = 1

3(1) + 1 + c = 1

3 + 1 + c = 1

4 + c = 1

c  = - 3

So Tn:

3 {n }^{2}  +  1n - 3

7 0
2 years ago
Read 2 more answers
Find the scale factor please.
torisob [31]

Answer:

5/2

Step-by-step explanation:

The scale factor for linear measures, such as perimeter, is the square root of the scale factor for areas. The ratio of larger area to smaller is ...

... 75/12 = 25/4

so the ratio of the larger perimeter to the smaller is ...

... √(25/4) = 5/2


3 0
3 years ago
Anybody knows the answer real quick
eduard

Answer:

I think it's 3

Step-by-step explanation:

To calculate the gradient equals to

y(1)-y(2)

-----------

x(1)-x(2)

So - 5 - 1 = - 6

6 - 2 = 4

-6 - 3

--- = ----- x

4 2

And the first y intercept is 1 so I guess it's 3.

Just for refernece, not sure if I'm correct. Sry

8 0
3 years ago
Read 2 more answers
I don't know what is 4309/73
Alisiya [41]

Step-by-step explanation:

59 2/73

or 59.02 as the answer

4 0
3 years ago
Read 2 more answers
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