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Lerok [7]
3 years ago
13

(x2+x)(x2-2x-3) is equal to?

Mathematics
1 answer:
PtichkaEL [24]3 years ago
3 0

Answer:

x^4-x^3-5x^2-3x

Step-by-step explanation

Use the FOIL Method or factor.

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Complex numbers are used in electronics to describe the current in an electric circuit. Ohm's law relates the current in a circu
Marina CMI [18]

Answer:

E = 3072i - 5904ohms

Step-by-step explanation:

From ohms law recalled that E = IR given already

E = voltage (volts)

I = Current (amps)

R = resistance (ohms)

Therefore, by substitution

I = 16i and R = (2+4)ohms(32+66i)

= 6(32+66i) ohms

= (192+396i)ohms

E = (16i)×(192+396i)

E = 3072i + 5904i²

Recall that i² = -1 from complex number

E = 3072i +5904(-1)

E = 3072i - 5904ohms

5 0
3 years ago
Help please for 20 points!
harkovskaia [24]

Answer:

Yellow has more

Step-by-step explanation:

2/6 4/12

3/12

I made them have the same denominators so I can see which has more

8 0
3 years ago
2. This is an ordered pair (-6,3) we can find in the Il Quadrant. The value -6 refers to the x-
astra-53 [7]
The answer is true because ordered pairs are always formatted like so ... (X,Y)
8 0
3 years ago
Read 2 more answers
Please try to help if you can.
PolarNik [594]

The equation of the sinusoidal function is y = -2sin(x + 1.5) - 3

<h3>The sinusoidal function</h3>

The minimum and the maximum of the function are

  • Minimum = -1
  • Maximum = -5

The amplitude (A) is calculated as:

A = 0.5 * (Maximum - Minimum)

So, we have:

A = 0.5 * (-5 + 1)

A = -2

The vertical shift (d) is calculated as:

d = 0.5 * (Maximum + Minimum)

So, we have:

d = 0.5 * (-5 - 1)

d = -3

The period (P) is calculated as:

P = 2π/B

From the graph,

B = 1

So, we have:

P = 2π/1

P = 2π

So, the amplitude is -2 and the period is 2π.

<h3>The equation of the sine function</h3>

In (a), we have:

A = -2

B = 1

d = -3

A sine function is represented as:

y = A sin(Bx + C) + D

So, we have:

y = -2sin(x + C) - 3

The graph passes through the point (0, -5)

So, we have

-5 = -2sin(0 + C) - 3

Solve for C, we have

C = 1.5

So, we have:

y = -2sin(x + 1.5) - 3

Hence, the equation of the sinusoidal function is y = -2sin(x + 1.5) - 3

Read more about sinusoidal function at

brainly.com/question/10700288

#SPJ1

7 0
2 years ago
All even prime numbers
KengaRu [80]

Answer:

2

Step-by-step explanation:

2 is the only even prime number.

5 0
4 years ago
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