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saveliy_v [14]
3 years ago
15

determine which sequence is an arithmatic sequence. a. -10, 5, - 5/2, 5/4,... b. 1/5, 1/7, 1/9, 1/11, ... c. 3,6, 12, 24,... d.

-7, -3, 1, 5,...​
Mathematics
1 answer:
Damm [24]3 years ago
5 0

Answer:

d

Step-by-step explanation:

An arithmetic sequence has a common difference between its terms. The only sequence with a common difference is choice d, which has a common difference of -4. The other options have common ratios, making them geometric, not arithmetic, sequences.

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If 4x=0 then x is what number
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Answer:

X=0

Step-by-step explanation:

4x=0

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What’s 6 - 7/15 in the simplest form
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What is (f⋅g)(x)? f(x)=x3−4x+2 g(x)=x2+2 Enter your answer in the box. (f⋅g)(x)=
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Answer: x^{6} + 6x^{4} + 8x^{2} + 2

Step-by-step explanation:

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The next thing is that , we will substitute  x^{2} + 2 for the value of x in f(x) , so we have:

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which will give

x^{6} + 6x^{4} + 8x^{2} + 2

Therefore :

fg(x) = x^{6} + 6x^{4} + 8x^{2} + 2

7 0
3 years ago
The night school auditorium is able to seat 8 elementary school groups of 65 students each use the distributive property to dete
nasty-shy [4]

Answer:

They can seat <u>520</u> students.

Step-by-step explanation:

Given:

The night school auditorium is able to seat 8 elementary school groups of 65 students each.

Now, use the distributive property to determine the number of students they can seat.

Total number of elementary school groups = 8.

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So, using the distributive property to get the number of students they can seat:

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3 0
3 years ago
(a) Find parametric equations for the line through (1, 3, 8) that is perpendicular to the plane x − y + 4z = 3. (Use the paramet
tigry1 [53]

Answer:

a)    x = 1 + t

      y = 3 -  t

      z = 8 +2t

b)  In XY plane (-3,-1,0)

    In YZ  plane (0, 4,  6)

    In XZ plane ( 4,0,14)

Step-by-step explanation:

The equation of plane is given as

x -y +2z = 5

a)

COMPARE THE ABOVE EQUATION with Ax+ By +Cz = d

A = 1, B = -1. C =  2

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the parametric eqn. of line P(Xo , Yo, Zo) and prependicular plan Ax+ By+ Cz = d is given as

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Y = Yo + Bt

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b) Line intersecting XY plane if z equal to zero i.e

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(0, 4,  6)

In XZ plane, Y =  0

t = 3

interesting point will be

(4, 0,  14)

8 0
3 years ago
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