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Lubov Fominskaja [6]
3 years ago
5

Can someone help me with both of these? What do I do with the 68 and 79?

Mathematics
1 answer:
Nutka1998 [239]3 years ago
3 0
What he said just click on that
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How does the size of an image compare to the original figure when the original figure undergoes a
Sati [7]

Answer:

sorry cant tell you that

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The product of a number and 5
steposvetlana [31]
Pretty sure it would be 5x u less theres more to the problem
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2 years ago
Two complex numbers are given byz1= 3 +j4 andz2= 2 +j3. Determine in both polar andCartesian forms
Marat540 [252]

Answer:

Cartesian

z₁= 3 +4*j

z₂= 2 +3*j

Polar

z₁=5 * e^ (0.927*j)

z₁=√13 * e^ (0.982*j)

Step-by-step explanation:

for the complex numbers z the cartesian form of is

z= x + y*j

then

1) z₁= 3 +4*j (cartesian form)

2) z₂= 2 +3*j (cartesian form)

the polar form is

z= r* e^jθ

where

r= √(x²+y²) → r₁ = √(3²+4²) = 5 ,  r₂ = √(2²+3²) = √13

and

θ = tan⁻¹ (y/x)  → θ₁  = tan⁻¹ (4/3)= 0.927 rad , θ₂  = tan⁻¹ (3/2)= 0.982 rad

then

z₁=5 * e^ (0.927*j)

z₁=√13 * e^ (0.982*j)

3 0
3 years ago
What if there is more than one variable?
Nadya [2.5K]

Answer:

a10 b10

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
A rainbow is an arc of colors that is visible in the sky, caused by the refraction and dispersion of light after rain or other w
Masteriza [31]

Answer:

Red, orange, yellow, green, cyan, blue and purple.

Step-by-step explanation:

The rainbow is a colorful visual and meteorological phenomenon, in which the range of colors that compose the visible light in the sky appears. The phenomenon occurs when the sun's rays fall on raindrops in the Earth's atmosphere and is an example of refraction, after reflection. Each color is refracted at a different angle inside the droplets (which act like small prisms), it undergoes a different deflection and so the visible white light is analyzed in the different colors that compose it.

7 0
3 years ago
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