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levacccp [35]
2 years ago
11

Question number 3 pls

Mathematics
1 answer:
marissa [1.9K]2 years ago
4 0
Factoring f(x) would give a factor (x-1-2i), so you can divide f(x) by this, leaving (x-3)(x+4)(x-1+2i), so the other roots are:

x=3
x=-4
x=1-2i

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Nick walked 5 miles to reach his aunt's house. From there he traveled 8 miles to the shopping mall on a bicycle. He traveled 80%
iragen [17]

The number of hours Nick took to reach the shopping mall in terms of r  is ; 3.14  hours.

<h3>What is rate?</h3>

Rate is a measure of a quantity using another quantity as the basis.

Analysis:

speed travelling on foot = r

distance travelled on foot = 5 miles

time taken = 5/r

speed travelling on bicycle 80 percent faster than on foot is 1.8r

distance travelled on bicycle = 8 miles

time taken = 8/1.8r = 40/9r

total time taken to get to the mall = 5/r + 40/9r = 85/9r

speed while walking = 3 miles per hour = r

time taken = 85/9 x 3 = 3.14 hours

In conclusion, number of hours Nick took to reach the shopping mall in terms of r is 85/9r is 3.14  hours.

Learn more about Time to reach a distance : brainly.com/question/17146782

#SPJ1

7 0
2 years ago
Help please by tonight !! Thank you (answer only)
7nadin3 [17]

Answer:

5.) 48

6.) 60

It's the other half of the triangle.

4 0
2 years ago
Select all the correct answers.
irakobra [83]

Answer:

The ground exerts an equal force on the golf ball and a golf ball striking the ground is a collision

Step-by-step explanation:

6 0
2 years ago
Read 2 more answers
<img src="https://tex.z-dn.net/?f=x%5E%7B2%7D%20-12%3D-4x" id="TexFormula1" title="x^{2} -12=-4x" alt="x^{2} -12=-4x" align="abs
Anit [1.1K]

Answer:

The answer for Factorization is (x+6)(x-2) = 0 or Solving for x is 2 and -6.

Step-by-step explanation:

x² - 12 = -4x

Factorisation :

x² + 4x - 12 = 0

x² - 2x + 6x - 12 = 0

x(x-2)x + 6(x-2) = 0

(x+6)(x-2) = 0

Solve for x :

(x+6)(x-2) = 0

x + 6 = 0

x = -6

x - 2 = 0

x = 2

3 0
3 years ago
Please help me out I don’t get it
Semmy [17]
I believe the answer would be 57*
because they are alternate angles. All the sides are the same across from one another making it the same triangle on top of a twin triangle. let me know if this doesn’t make sense!
5 0
3 years ago
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