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Trava [24]
3 years ago
7

Help with this question

Mathematics
2 answers:
snow_tiger [21]3 years ago
6 0

Answer:

c

Step-by-step explanation:

just take out the brackets and add the like terms.

larisa86 [58]3 years ago
5 0

Answer:4x^2 + 3x + 4

Step-by-step explanation:

x^2 + 2x + 3 + 3x^2 + x + 1

collect like terms

(x^2 + 3x^2) , (2x + x) , ( 3+1)

4x^2 + 3x + 4

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BRAINLIEST ASAP! PLEASE HELP ME :)
morpeh [17]

Answer:

○\displaystyle -\frac{6}{\sqrt{35}}\:[or\:-\frac{6\sqrt{35}}{35}]

Explanation:

Looking in quadrant III, in the degree-angle range of 180° to 270°, take the <em>inverse</em><em> </em><em>of</em><em> </em><em>cosine</em><em> </em>to get your angle measure, then plug it into the <em>cosecant</em><em> </em>function to get the above answer.

I am joyous to assist you anytime.

7 0
3 years ago
If the sin 90° is 1, then the cos ____ °= _____
lorasvet [3.4K]
That sentence is confusing...

That sentence is confusing...
There is no logical relationship between the prepositions.
You can put any angle and its cosine there.
You can put, for example:

Cos(90)=0 or Cos(0)=1... Both are correct options...

If your teacher wrote that, he doesn't know to write very good...

Good luck!
M.
7 0
3 years ago
Each week, heather's company has $5000 in fixed costs plus an additional $250 for each system produced. The company is able to p
Pepsi [2]

Answer:

Step-by-step explanation:

Step one:

Given data for Heather's company

Fixed cost = $5000

Additional cost = $250

in a week there are 168 hours

hence they will produce a total of 168/5= 33.6

=34 systems

the expression for the total cost can be modeled as

c=mn+f

where c=total cost

 m= the Additional cost

n= number of systems produced per hour

  h= the number of  systems produced per hour

   f= fixed cost

Step two:

c=mn+f

given that n=34, we can find the total cost as

c=250(34)+5000

c=8500+5000

c=13500

the total cost for each week is $13,500

3 0
3 years ago
HELP PLEASE!!! 50 POINTS INCORRECT ANSWERS WILL BE REPORTED.
Katena32 [7]
Congruent means same so the equation is
5x+24=9x-17
Subtract 5x on both sides
24=4x-17
Add 17 to both sides
41=4x
Divide by 4
10.25
5 0
3 years ago
Y-80x=65 in function notation
kolezko [41]

Answer:f(x) = 80x + 65f


Step-by-step explanation:

Since x = days and y = total rent, you've been given two points on your function: (5, 465) and (7, 625). We'll find the slope using those two points:

(625 - 465) / (7 - 5) = 160/2 = 80

Then, use m = 80 and one of the points to write the equation of your line in point-slope form:

y - y1 = m(x - x1)

y - 465 = 80(x - 5)

Convert that to standard form:

y = 80(x - 5) + 465

y = 80x - 400 + 465

y = 80x + 65

y - 80x = 65

In function notation, that's:

f(x) = 80x + 65


5 0
4 years ago
Read 2 more answers
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