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Angelina_Jolie [31]
3 years ago
8

Please solve for X and explain with steps

Mathematics
1 answer:
Snezhnost [94]3 years ago
7 0

log₃(-2 tan(<em>x</em>)) = 1/2

Write both sides as powers of 3, and use the property b^{\log_ba}=a:

3^{\log_3(-2\tan x)}=3^{\frac12}

-2 tan(<em>x</em>) = √3

Then solve for <em>x</em> :

tan(<em>x</em>) = -√3 / 2

<em>x</em> = arctan(-√3 / 2) + <em>nπ</em>

<em>x</em> = -arctan(√3 / 2) + <em>nπ</em>

where <em>n</em> is any integer.

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elena55 [62]

Answer:

x=-2,-4 is your answer

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8 0
2 years ago
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yulyashka [42]


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7 0
3 years ago
Given the below sequence:
kvasek [131]

Answer:

a) The next three terms are -1,-3,-5,-7,-9,-11,-13

b) This is arithmetic sequence

C) The difference of second term and first term is -2 in given sequence so the given sequence is an arithmetic sequence.

d) The 27 th term is -53

Step-by-step explanation:

a)  the given sequence is arithmetic sequence

the difference of second term and first term is -2

given sequence is -1,-3,-5,-7.....

the nth term in arithmetic sequence

t_{n} = a+(n-1)d

First term is a = -1 and difference is d = -2

finding fifth term is

t_{5} = -1 +(5-1)(-2)

t_{5} = -1-8 =-9

finding sixth term is

t_{6} = -1 +(6-1)(-2)

t_{6} = -1-10 =-11

finding seventh term is

t_{7} = -1 + (7-1)(-2)

t_{7} = -1 -12 =-13

The next three terms are  -9,-11,-13

The given sequence is -1,-3,-5,-7,-9,-11,-13

b) This is arithmetic sequence.

C) because the difference of second term and first term is -2 so the given sequence is arithmetic sequence.

d) by using nth term formula in arithmetic sequence

t_{n} = a+(n-1)d

a= -1 and d =-2

<u>find 27 t h term :-</u>

<u></u>t_{27} = -1 + (27-1)(-2) = -1-52=-53<u></u>

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3 years ago
Please help me simplify this! I have no idea how to solve this question! Thank you if you do!
rjkz [21]
You go it right it's the first one
6 0
3 years ago
The right triangle on the right is a scaled copy of the right triangle on the left. Identify the scale factor. Express your answ
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Answer
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Step by step
10•2=20
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