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Charra [1.4K]
4 years ago
5

How do you simplify 11c + 3(-5c + 4d)?

Mathematics
2 answers:
velikii [3]4 years ago
8 0

Answer:

-4c+12d

Step-by-step explanation:

11c + 3(-5c + 4d)

11c-15c+12d

-4c+12d

kow [346]4 years ago
5 0
Well first just multiply the things in the parenthesis by 3 and get -15c + 12d and then subtract 15 from 11 (because of the c) and get -4c +12d
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Are the two given triangles similar? Show your work to support your answer.<br> Helpppp please
Romashka [77]

Answer:

no

Step-by-step explanation:

1 is obtuse one is acute

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3 years ago
Needing help with these 2 problems
UNO [17]

Answer:

15) 3.2

17) 13.4

Step-by-step explanation:

To find the missing lengths, you need to use the Pythagorean theorem:

a² + b² = c²

In this form, "c" represents the length of the hypotenuse and "a" and "b" represent the lengths of the other two sides.

You are trying to find one of the side lengths (not the hypotenuse) in 15). To find the other length, you can plug the other values into the equation and simplify to find "b".

15)    a = 4.1     c = 5.2

a² + b² = c²                                    <----- Pythagreom Theorem

(4.1)² + b² = (5.2)²                          <----- Plug values in for "a" and "c"

16.81 + b² = 27.04                         <----- Raise numbers to the power of 2

b² = 10.23                                      <----- Subtract 16.81 from both sides

b = 3.2                                           <----- Take the square root of both sides

You are trying to find the hypotenuse in 17). Since you have been given the lengths of the other sides, you can plug them into the equations and simplify to find "c".

17)   a = 4.4      b = 12.7

a² + b² = c²                                      <----- Pythagreom Theorem

(4.4)² + (12.7)² = c²                           <----- Plug values in for "a" and "b"

19.36 + 161.29 = c²                          <----- Raise numbers to the power of 2

180.65 = c²                                      <----- Add

13.4 = c                                            <----- Take the square root of both sides

5 0
2 years ago
What the slope of the graph is
STatiana [176]

Answer:

the slope is rise over run in a graph

Step-by-step explanation:

6 0
4 years ago
Read 2 more answers
the height of an experimental plant after x days can be represented by the formula 3(4x+2). The height of a second plant can be
Anna35 [415]

Answer:

no, the plants will not be the same height.

Step-by-step explanation:

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8 0
3 years ago
A particle moves along a horizontal line. Its position function is s(t) for t is greater than or equal to 0. For each problem, f
OleMash [197]

Answer:

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Acceleration

a(t) = -12\cdot t^{2}+72\cdot t

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Acceleration

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Step-by-step explanation:

From Physics we remember that velocity (v(t)) and acceleration (a(t)) are the first and second derivatives of the function position in time. That is:

1) Let s(t) = -t^{4}+12\cdot t^{3}, where t \ge 0. The functions velocity and aceleration are, respectively:

Velocity

v(t) = -4\cdot t^{3}+36\cdot t^{2}

Acceleration

a(t) = -12\cdot t^{2}+72\cdot t

2) Let s(t) = -t^{4}+8\cdot t^{3}, where t\ge 0. The functions velocity and acceleration are, respectively:

Velocity

v(t) = -4\cdot t^{3}+24\cdot t^{2}

Acceleration

a(t) = -12\cdot t^{2}+48\cdot t

4 0
3 years ago
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