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sladkih [1.3K]
3 years ago
12

Find the nth term of this number sequence 1

Mathematics
2 answers:
raketka [301]3 years ago
3 0

Answer:

10

Step-by-step explanation:

hdgjjgggughggugfcghfxxgh

alekssr [168]3 years ago
3 0

The nth term in an arithmetic sequence is given by n = a + (n - 1) * d, where a is the first term in the sequence, and d is the common difference, given by the expression 2nd term - 1st term = 3rd term - 2nd term = nth term - (n - 1)th term.

So,

n = 1 + (n - 1) * (7 - 1)

n = 1 + (n - 1) * 6

n = 1 + 6n - 6

Take like terms,

n - 6n = 1 - 6

-5n = -5

n = 1,

So the nth term is equal to 1

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Calculate the slope between (-12, 4) and (-14, 3).
Alika [10]

Answer:

1/2

Step-by-step explanation:

3-4              -1             1

----------- =  ----------  = ---

-14-(-12)         -2           2

8 0
3 years ago
Read 2 more answers
When n is divided by 12,the remainder is 6.What is the remainder when n is divided by 6?
trapecia [35]
For some number to be divisible by 12 it has to be divisible by 6 and by 2.
we can write number n as:

n = 6 + 12*k     where k is positive integer.
If we divide n by 12 we will get remainder 6 because 12*k part is divisible by 12.
The part 12*k is as said divisible by 12 which means it is divisible by 6 (as first stated) and it has remainder 0. That leaves us with 6/6 which again has 0 as remainder. That means that number n is divisible by 6

The answer is 0
7 0
3 years ago
Read 2 more answers
Which equation has the solutions x=1+/- 5?
nikitadnepr [17]

Answer:

x^{2} -2x-4=0

Solving Steps

Use the quadratic formula

x=\frac{-(-2)(+/-)\sqrt{(-2)^2-4*1*(-4)} }{2*1}

Multiply / Remove the parentheses / Evaluate

x=\frac{2(+/-)\sqrt{4+16} }{2}

Calculate

x=\frac{2(+/-)\sqrt{20} }{2}

Separate the solutions

x=\frac{2(+/-)2\sqrt{5} }{2} \\x=\frac{2-2\sqrt{5} }2}

Simplify

x=1+\sqrt{5} \\x=1-\sqrt{5}

4 0
3 years ago
84/12 = 28/x 1. x=4 2. X=28
yan [13]

Answer:

x = 4

Step-by-step explanation:

We can use cross products to solve

84/12 = 28/x

84 * x = 12 *28

Divide each side by 84

84x/84 = 12*28/84

x =4

5 0
3 years ago
Identify the x-intercept and y-intercept of the equation below.
Lady_Fox [76]
Divide by 21 to put the equation in intercept form.
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The x-intercept is (7/3, 0)
The y-intercept is (0, -3)

The 3rd choice is appropriate.

8 0
3 years ago
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