3 years ago

Helppppppppppppppppppppppp

Mathematics

1 answer:

MA_775_DIABLO [31]3 years ago

6 0

It is infinitely many solutions

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(9u+w)^2<br> (use foil).................

Yanka [14]

Answer:

Step-by-step explanation:

(9u + w)(9u + w)

f: 9u * 9u = 81 u^2

o: 9u * w

i: 9u* w

l: w * w = w^2

Result

81u^2 + 9uw + 9uw + w^2

81u^2 + 18uw + w^2

8 0

3 years ago

Train A moves every 2 minutes, Train B moves

horrorfan [7]

Answer:

in 84 minutes or 1 hr, 24 min

Step-by-step explanation:

you need to find the least common multiple of 2, 3 and 28 which is 84

6 0

2 years ago

If the radius of a circle is increased by 100%, then the area is increased by:

shtirl [24]

$A_1=\pi r^2\\\\R=2r\ then\ A_2=\pi R^2\to A_2=\pi(2r)^2=4\pi r^2\\\\A_2-A_1=4\pi r^2-\pi r^2=3\pi r^2=3A_1\\\\3=300\%\\\\Answer:(C).$

5 0

3 years ago

Which list shows all the factors of 54? A. 1, 2, 3, 6, 9, 12, 18, 27, 54 B. 1, 2, 3, 6, 9, 18, 27, 54 C. 1, 2, 3, 6, 9, 18, 54 D

sergey [27]

Answer:

Step-by-step explanation:

Bc I have Big Brain and Google is nice

6 0

3 years ago

Read 2 more answers

Without doing any calculations, determine the missing number that will make the value of Expression B half the value of Expressi

Free_Kalibri [48]

Answer:

Step-by-step explanation:

12÷2=6

Hope this helps! :)

8 0

3 years ago