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seropon [69]
3 years ago
9

9×9+9-9

bsmiddle" class="latex-formula">
​
Mathematics
2 answers:
natulia [17]3 years ago
5 0

Step-by-step explanation:

81 + 9 - 9

= 81

81 tan(45)

= 81

IceJOKER [234]3 years ago
3 0

Answer: 81

Step-by-step explanation:

tan(45)=1

9*9+9-9

=81-0

=81tan45

=81

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lys-0071 [83]
Hello,

The rate of change is the slope (rise/run, y/x). To find that, we use the equation (y2-y1) over (x2-x1). It means take the second "y" and subtract it from the first "y" and the same to "x". If I plug in the numbers, it would be (3-6) over (5-4), and after you subtract, the answer simplifies to: -3/ 1 which is -3. Yay! We got the slope (rate of change) done.

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