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ElenaW [278]
4 years ago
6

Which of the following is a complex number? -7 2 + StartRoot 3 EndRoot 4 + 9i Pi

Mathematics
2 answers:
zepelin [54]4 years ago
8 0
Second to last one is my guess
ASHA 777 [7]4 years ago
7 0

Answer: c

Step-by-step explanation:

,,,

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I need help please.
algol [13]

Answer:

x-9

Step-by-step explanation:

6 0
3 years ago
A bakery uses 10 3/5 ounces of icing for every 1/4 of a cake. What is the unit rate in ounces of icing per cake?
natita [175]

Answer:

42\frac{2}{5}}\frac{ounces}{cake}

Step-by-step explanation:

we know that

To calculate the unit rate divide the total ounces by 1/4 of a cake

but first convert mixed number to an improper fraction

10\frac{3}{5}\ ounces=\frac{10*5+3}{5}=\frac{53}{5}\ ounces

\frac{(53/5)}{(1/4)}=\frac{53*4}{5}=\frac{212}{5}\frac{ounces}{cake}

Convert to mixed number

\frac{212}{5}\frac{ounces}{cake}=\frac{210}{5}+\frac{2}{5}=42\frac{2}{5}}\frac{ounces}{cake}

5 0
4 years ago
What type of triangle is shown below? scalene right acute equilateral
love history [14]

Answer:

Equilateral

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
Linear Systems Word Problem:
a_sh-v [17]

Answer:

x = 35 hotdogs

y = 52 sodas

There were 35 hotdogs and 52 sodas sold.

Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
What is the value of x?<br><br><br><br> Enter your answer in the box.<br><br> x =
Julli [10]
Angle sum of a triangle = 180°

Therefore:

Equation No. 1 -
2 ( 2x - 4 ) + 5y = 180°
2 ( 2x - 4 ) + 5 [ ( 2x - 4 ) / 5 ] = 180
4x - 8 + [ 5 ( 2x - 4 ) / 5 ] = 180
4x - 8 + 2x - 4 = 180
4x + 2x = 180 + 8 + 4
6x = 192
x = 192 / 6
x = 32°

Equation No. 2 -
5y = 2x - 4
y = ( 2x - 4 ) / 5

ANSWER:
x = 32°
5 0
3 years ago
Read 2 more answers
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