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Elis [28]
2 years ago
12

Write the quadratic equation whose roots are −2 and −5, and whose leading coefficient is 4.

Mathematics
2 answers:
pashok25 [27]2 years ago
8 0

Answer:

Step-by-step explanation:

quadratic equation is 4(x+2)(x+5)=0

4(x²+5x+2x+10)=0

4x²+28x+40=0

Anni [7]2 years ago
7 0

Answer:

f(x) = 4(x+2)(x+5)

Step-by-step explanation:

The quadratic function is

f(x) = a(x-b1)(x-b2)  where a is a coefficient and b1 and b2 are the zeros

f(x) = a(x --2)(x--5)

f(x) = a(x+2)(x+5)

The leading coefficient is a and we know a =4

f(x) = 4(x+2)(x+5)

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Find the surface area of this triangular prism. Be sure to include the correct unit in your answer.
Vladimir [108]

Answer:

270 yds squared    

Step-by-step explanation:

You need to area of each of the shapes that make up the triangular prism. So, the side triangles, the back rectangle, the bottom rectangle and the top rectangle.

Side triangle (1x): base*height/2

12*5/2

60/2

30 yds, 60 yds for both sides.

Back rectangle: length*width

5*7

35 yds

Bottom Rectangle: length*width

7*12

84 yds

Top rectangle: length*width

7*13

91 yds.

To get the final answer, you add the surface areas together to get the final amount of yards: 30+30+35+84+91= 270 yds squared. Hope this helps.

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2 years ago
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xxTIMURxx [149]
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2 years ago
what are the first 5 common multiples of 14 and 20? i’ll mark brainliest for whoever answers first!!!
shutvik [7]

Answer:

14, 28, 42, 56, and 70 are the first 5 common multiples of 14

20, 40, 60, 80, and 100 are the first 4 common multiples of 20

8 0
3 years ago
Read 2 more answers
If the function f(x)=(2x-3)^3 is transformed to g(x)=(-2x-3)^3, which type of transformation occurred
spayn [35]

Answer:

The function g(x) is a reflection of f(x) across the y-axis.

Step-by-step explanation:

8 0
3 years ago
(8x - 35) solve for x
skad [1K]
You must begin by isolating the x.
1. add -35 to the other side of the equation

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Hope this helps!
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