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kykrilka [37]
3 years ago
14

It takes seth 57.1 seconds to run a mile, 114.2 seconds to run two miles ,171.3 seconds to run 3 miles. Write the consant rate o

f change in miles per second. Round to the nearest hundredth.
Mathematics
1 answer:
Ivan3 years ago
3 0

Answer:

99

Step-by-step explanation:

as the same way as it is done in question

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Germany, Italy, and Japan formed the Tripartite Pact in part because they:
SVETLANKA909090 [29]

Answer:

hoped to convince the United States to stay out of World War II

Explanation:

just took the quiz :)

7 0
2 years ago
3x^2 + 4x = -8<br> solve using quadratic formula
Firdavs [7]

Use the quadratic equation to solve this (image of the quadratic equation is below)

Remember that quadratic functions are set up like so:

ax^{2} +bx +c = 0

To make the equation 3x² + 4x = -8 into a quadratic function you must bring -8 to the left side of the equation so it equals zero. To do this add 8 to both sides

3x² + 4x + 8= -8 + 8

3x² + 4x + 8 = 0

That means that in this equation...

a = 3

b = 4

c = 8

^^^Plug these numbers into the quadratic equation and solve  (Keep in mind that +/- is ± )

\frac{-4+/-\sqrt{(4)^{2}-4(3)(8)}}{2(3)}

\frac{-4+/-\sqrt{16-96}}{6}

\frac{-4+/-\sqrt{-80}}{6}

^^^There is no real solution to this equation. You must have an imaginary solution

\frac{-4+/-i\sqrt{80}}{6}

Simplify

\frac{-2+/-2i \sqrt{5}}{3}

Hope this helped!

~Just a girl in love with Shawn Mendes

5 0
2 years ago
Need help with this one will mark brainliest
const2013 [10]
1,-7 would be the answer I believe
7 0
3 years ago
Read 2 more answers
5/9 , 4/15 ,dan 3/5
vichka [17]
4/15, 5/9 and 3/5.

Hope this helps! :)
5 0
3 years ago
Anyone know what the answer is
vagabundo [1.1K]
Well for 1.4 will be 1, 2.2 will be 2, 0.7 will be 1, 3.9 will be 4, and 1.8 is 2
7 0
2 years ago
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