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Verizon [17]
3 years ago
11

Show how you got the answer

Mathematics
1 answer:
rewona [7]3 years ago
5 0
Subtract the 45 minutes they were eating from 1:45pm since that’s when they arrived. You now have 1:00pm, you now just need to find out how long it is from 10:20 am to 1:00pm. HINT: it’s 2h 40m
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the area of the first quadrant bounded by the y-axis, the line y=4-x, and the graph of y=x-cosx is approximately
zzz [600]
The curves y=4-x and y=x-\cos x intersect at approximately x\approx1.8582. The area is then

A\approx\displaystyle\int_0^{1.8582}((4-x)-(x-\cos x))\,\mathrm dx=\int_0^{1.8582}(4-2x+\cos x)\,\mathrm dx\approx4.9389
7 0
3 years ago
3. Nina has $20.14 in her purse. She buys lunch<br> for $9.67. How much does she have left?
o-na [289]

Answer:

Nina has $10.47 left.

Step-by-step explanation:

$20.14 minus $9.67 is $10.47

6 0
3 years ago
Read 2 more answers
‼️help please thank you ☺️
Kay [80]
The answer is true...
4 0
3 years ago
Read 2 more answers
If $-2 &lt; x \le 3,$ then find all possible values of $5x + 1.$ Give your answer in interval notation.
kotegsom [21]

Answer: (-9, 16]

This is the interval from -9 to 16. Exclude -9 but include 16.

=====================================================

Work Shown:

The idea is to multiply all sides by 5, then add 1 to all sides

-2 < x \le 3

5(-2) < 5x \le 5(3)

-10 < 5x \le 15

-10+1 < 5x+1 \le 15+1

-9 < 5x+1 \le 16

This converts to the interval notation  (-9, 16]

note: a curved parenthesis means "do not include this value in the solution set"; while a square bracket has us include the value. So we exclude -9 and include 16.

3 0
3 years ago
What is -4a+1a in addition
Alex

Answer:

-3a

Step-by-step explanation:

Ignore the variable since they are the same, apple and apples, and simply pay attention to the coefficient

8 0
3 years ago
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