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melisa1 [442]
3 years ago
6

HELP PLS ASAP!!

Mathematics
1 answer:
DedPeter [7]3 years ago
4 0

Answer:

cos^(-1)(12/13) = 22.62°

Step-by-step explanation:

Inverse trig functions are used to find angles. I was taught SOH CAH TOA: sine = opposite/hypotenuse, cosine = adjacent / hypotenuse, tan = opposite / adjacent.

Here, we have an adjacent side length and the hypotenuse. So we use inverse cosine.

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The graph of a line gets _____ as the absolute value of the slope gets bigger.
Usimov [2.4K]
The slope of a line is defined as rise by run i.e. how much y value changes with respect to the change in x value. So the slope gives the steepness of the line.

Slope 0 indicates there is no change in y when the x value is changed and so the line with slope 0 is a horizontal line. A line with slope 1 shows with 1 unit change in x, y changes by 1 unit. Likewise slope equal 2 indicates with 1 unit change in x, y changes by 2 units.

We can see as the absolute value of slope is increasing, the change in y with respect to x is increasing i.e. the line is becoming more tilted or steep.

Hence, we can conclude that:
The graph of a line gets Steeper as the absolute value of the slope gets bigger.
C is the correct answer.
6 0
3 years ago
Read 2 more answers
ONLY ANSWER IF YOU HAVE THE ANSWER P L E A S E
Nadusha1986 [10]

Answer:

Linear: greater than 2011

Quadratic: lesser than 2011

Cubic: lesser than 2011

Step-by-step explanation:

At x = 2

Linear regression equation:

y = -6777.54(2) + 110001.04

y = 96445.96

More than 2011

Quadratic: y = -251.10(2)² - 2760.02(2) + 98618.06

y = 92093.62

lesser than 2011

Cubic: y = -6.23(2)² - 101.67(2)² - 3747.49(2) + 100142.23

y = 92190.73

lesser than 2011

3 0
3 years ago
Three times as many drinks on the tray
Rasek [7]

Answer:

Just multiply whatever number on the tray by three

Step-by-step Explanation:

For example if the number on the tray was 3 then you would multiply it by three

3 x 3 = 9

7 0
3 years ago
Which of the binomials below is a factor of this trinomial 3x^2+18-21
KengaRu [80]

Answer:

A

Step-by-step explanation:

you will get 3(x-1)×(x+1) you can get the 3 and x by itself then it would be x+3

4 0
3 years ago
9, 2.5, –4, –10.5, –17, .
Vedmedyk [2.9K]
What do you mean? If you want it in order than you can say it. -17, -10.5, -4, 2.5, 9
7 0
4 years ago
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