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Bess [88]
3 years ago
9

If my expression is -12y+ 90=-8 what is y?

Mathematics
1 answer:
blondinia [14]3 years ago
5 0

Answer:8.16

Step-by-step explanation:

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If you roll a number cube 12 times a bout how many times do you expect to roll an odd number
scoundrel [369]
About half the time because half of the numbers of the dice are odd and half of 12 is 6 so 6 times.
3 0
3 years ago
14.4 Which Measure of Center to Use?
Masteriza [31]

Answer:

a) Mean is equal to the median, 72 inches

b) The Mean better represents this distribution.

Step-by-step explanation:

a) Finding the mean of the data

(66 + 68 + 70 +72 +74 + 76 + 78 )/ 7

=504/7 =72

The median is the center value

66,68 ,70 ,72 ,74 , 76 , 78

median is 72

Mean is equal to the median

b)

Mean better represents this distribution because this data is normally distributed.If plotted, a normal distribution curve is obtained with most of the values seen to cluster around the mean value.

3 0
3 years ago
Helllllllllllllllllllllllllllp please
Stolb23 [73]

Answer:

<em>0° and 18°</em>

Step-by-step explanation:

3tan²β - tanβ = 0

tanβ(3tanβ - 1) = 0

tan β = 0 ⇒ \beta _{1} <em>= 0°</em>

3tan β - 1 = 0 ⇒ tan β = \frac{1}{3} ⇒ \beta _{2} = arctan ( \frac{1}{3} ) ≈<em> 18°</em>

8 0
3 years ago
Read 2 more answers
If f(x) = 3x-5 and g(x) = 4x^2 + 2x -8 evaluate f(x) x g(x)
Vikentia [17]

(3x-5)*(4x^2+2x-8)

=12x^3−14x^2−34x+40


3 0
3 years ago
Logarithmic Functions <br> Can anyone help?
aliya0001 [1]

The equation y\ =-2\log_{2}\left(x+2\right)+8 has x Intercept at (14, 0) and Y intercept (0,6) and domain is (-2, ∞). Thus Option A,B and C are correct.

<h3>What are functions?</h3>

Functions is the relationship between sets of values. e g y=f(x), for every value of x there is its exists in set of y. x is independent variable while Y is dependent variable.

Given function,
= y\ =-2\log_{2}\left(x+2\right)+8
Domain of the above function is grater than -2 because at -2 system goes to infinity. Domain can be given as(-2, ∞).

Given function has x intercept at (14, 0) and y intercept at (0, 6).

Thus, the given function of log has following characteristic i.e.
x Intercept at (14, 0) and Y intercept (0,6) and domain is (-2, ∞).

Learn more about function here:

brainly.com/question/21145944

#SPJ1


6 0
1 year ago
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