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Pavlova-9 [17]
3 years ago
14

Honestly I dont know how to do this just please help me

Mathematics
1 answer:
V125BC [204]3 years ago
7 0
F(x) = 3x - 2
f(8) = 3(8) - 2
f(8) = 24 - 2
f(8) = 22
f(-5) = 3(-5) - 2
f(-5) = -15 - 2
f(-5) = -17
f(8) - f(-5) = 22 - (-17)
f(8) - f(-5) = 39
Hope this helped! Good luck! :)
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In a triangle, PQR, Q= 72 degree, R= 32 degree and PR= 12. find PQ.
tia_tia [17]

Answer:

PQ=6,69 units

Step-by-step explanation:

b/Sin32°=c/Sin72°

PQ/Sin32°=12/Sin72°

PQSin72°=12Sin32°

PQ=12Sin32°/Sin72°

PQ=6.69 units

8 0
3 years ago
The expression to find the perimeter of a rectangle is 2(length + width). What is the perimeter, in units, of a rectangle of len
stiks02 [169]
That is  2(1/7 + 1/2)

 = 2( 2/14 + 7/14)

= 2 * 9/14

= 18/14   = 9/7 units (  or  1 2/7 units)
8 0
3 years ago
Anybody good at geometry I need help with this worksheet
Llana [10]

Answer:

Number 1: x≈4.9412824

Number 2: x=3√10,−3√10x=310,-310

Decimal Form:

x=9.48683298...−9.48683298...

Number 3: x≈−5.04938819

Number 4: x=−1+2√6,−1−2√6x=-1+26,-1-26

Decimal Form:

x=3.89897948…,−5.89897948…

Number 5: x=−7+√93,−7−√93x=-7+93,-7-93

Decimal Form:

x=2.64365076…,−16.64365076…

Number 6: x=1+i√3910,1−i√3910

6 0
3 years ago
Ramon and Justine are watching different broadcasts of a parade on television. The broadcast Ramon is watching airs commercials
lesya [120]
Since there is a short difference between the starting and ending times, we calculate the schedule of each commercial and then compare the broadcasting times.

Commercials of the broadcast Ramon is watching air at:

7.17,    7.34,     7. 51,    8.08,    8.25,    8. 42     8.59     a.m.

Commercials of the broadcast Justice is watching air at:

7.14        7.28        7.42       7. 56      8.10        8.24       8.38     8.52  a.m.

we can check that there are no matching commercial times.

The commercials will not air on both broadcasts at the same time in the interval 7:00 a.m to 9:00. a.m

Answer: never


8 0
3 years ago
Pllllsss answer for 30points and brainliest!!!!
kobusy [5.1K]

Answer:

387.6. So, the closest whole number would be 388 times larger

Step-by-step explanation:

I divided the U.S. pop by the Columbus pop and got the answer: 387.6. So, the closest whole number would be 388 times larger

7 0
3 years ago
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