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ivanzaharov [21]
3 years ago
7

30p questions hurry need your help pleaseeee!!

Mathematics
2 answers:
Ber [7]3 years ago
6 0

Yes she can find the average colour by adding up all the amount of colors by how many colors there are.

erastova [34]3 years ago
6 0

A) Whichever is most

B) Highest # minus lowest #

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Solve the logarithmic equation. Round to the nearest ten-thousandth if necessary. 3 log 2x = 4
ch4aika [34]
3 log 2x = 4

==> log 2x = 4/3

==> 2x = 10^(4/3)

==> x =  \frac{10^(4/3)}{2} 
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 the length of  the red line is 12
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What two numbers multiply to and add to -32 add to -4
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Step-by-step explanation:

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Sin(x+y)-sin(x-y)/cos(x+y)+cos(x-y)=tany<br> how do i verify this?
dsp73

Answer:

Step-by-step explanation:

Numerator

sin

x

cos

y

+

cos

x

sin

y

−

[

sin

x

cos

y

−

cos

x

sin

y

)

=

sin

x

cos

y

+

cos

x

sin

y

−

sin

x

cos

y

+

cos

x

sin

y

=

2

cos

x

sin

y

Denominator

cos

x

cos

y

−

sin

x

sin

y

+

cos

x

cos

y

+

sin

x

sin

y

=

cos

x

cos

y

−

sin

x

sin

y

+

cos

x

cos

y

+

sin

x

sin

y

=

2

cos

x

cos

y

---------------------------------------------------------------

left side can now be expressed as

2

cos

x

sin

y

2

cos

x

cos

y

=

2

cos

x

sin

y

2

cos

x

cos

y

=

sin

y

cos

y

and  

sin

y

cos

y

=

tan

y

=

right side hence proved

7 0
3 years ago
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