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Gre4nikov [31]
3 years ago
11

(3i+5)+(2-6i) simplify

Mathematics
1 answer:
svp [43]3 years ago
3 0

Answer:

(3i+5)+(2-6i)

⇒ 3i+5+2-6i

⇒3i-6i+5+2

⇒-3i+7

<u>The simplified form of (3i+5)+(2-6i) will be -3i+7</u>

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em um triângulo retângulo a hipotenusa mede 15 cm e um dos catetos mede 12 cm.Qual é o perímetro desse retângulo?
ElenaW [278]
The answer to Em um triângulo retângulo a hipotenusa mede 15 cm e um dos catetos mede 12 cm.Qual é o perímetro desse retângulo? 
<span><span><span>borda a =12 </span>unidades
</span><span><span>borda b =9 </span>unidades
</span><span><span>borda c =15 </span>unidades
</span><span><span>ângulo A =</span>53.1 graus
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Agora temos que
Determinar o comprimento da base do triângulo.
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5 0
3 years ago
At a hockey game, a vender sold a combined total of 204 sodas and hot dogs. The number of sodas sold was three times the number
Zielflug [23.3K]

Answer:

Step-by-step explanation:

Given that at a hockey game, a vender sold a combined total of 204 sodas and hot dogs.

The number of sodas sold was three times the number of hot dogs sold.

Let no of hot dogs be sold be x then no of sodas sold will be 3x

Total number of sodas and hot dogs = x+3x=204\\x=51\\3x=153

the number of sodas =153

and the number of hot dogs sold=51

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4 years ago
How do you multiply 2 3/5x4
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Answer:

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Step-by-step explanation:

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3 1/2
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4 years ago
Read 2 more answers
Help me please i don't understand this very well
Firlakuza [10]

Answer: 80.5

Step-by-step explanation:

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 Base of Triangle = 23 ft

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We know,

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=(0.5 × 23 × 7) ft^2

 = 80.5

5 0
2 years ago
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