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sp2606 [1]
3 years ago
6

Elapsed time 9 3/4 hours end time 6:00 p.m. what is the start time

Mathematics
1 answer:
icang [17]3 years ago
4 0
<span>It will be 8:15 am because if you start at 8:15 am and you add 9 hours 45 minutes you get 18 and the 18 hours of the day its 6:00 pm</span>
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5x - 2y = 3, -5x + 4y = 9 solutions
Vinvika [58]
5x-2y=3
-5x+4y=9

2y= 12
divide it by 2

y= 6


put y in any equation

5x-2 (6)=3

5x-12=3
5x= 3+12=15
divide by 5
x=3

y= 6
3 0
3 years ago
Read 2 more answers
Factorise x(6x - 5y) - 4(6x - 5y)^2
Fed [463]

Answer:

(6x-5y)(20y-23x)

Step-by-step explanation:

x(6x - 5y) - 4(6x - 5y)^2

= (6x-5y)(x-4(6x-5y))

= (6x-5y)(x-24x+20y)

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5 0
3 years ago
What is the value of ln e^4
sineoko [7]

Answer:

\large\boxed{\ln e^4=4}

Step-by-step explanation:

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3 0
3 years ago
The perimeter of the polygon above is
Rama09 [41]

Answer:

80 cm

Step-by-step explanation:

5 points in a star, each point has a perimeter of 16,

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or just legit add all the 8's

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4 0
3 years ago
Read 2 more answers
PLEASE I NEED HELP!!!!!!!!
Yanka [14]

Answer:

1) x= 3i, x= - 3i

2) x= +i\sqrt{7}, x = - i

Step-by-step explanation:

1) x^2+9=0

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x= 3i, x=-3i

2) x^2-4=-11

x^2=-7

x= ±i\sqrt{7}

x= +i\sqrt{7}, x = - i

hope this helps!! :))

7 0
3 years ago
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