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Pachacha [2.7K]

2 years ago

14

X^2+y^2-4y-15=6

1 answer:

myrzilka [38]2 years ago

8 0

Answer:

x^2 + y^2 - 4y - 15 = 6

x^2 + y^2 - 4y = 21

x^2 + y^2 - 4y + 4 = 25

x^2 + (y - 2)^2 = 5^2

r = 5

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neonofarm [45]

Answer:

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Step-by-step explanation:

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2 years ago

Read 2 more answers

HELP ME PLSSS, DONT GET IT WRONG PLSS

Minchanka [31]

$\tt \dfrac{-5u^2}{10u^{-7}}=-0.5u^9$

3 0

2 years ago

Work out the height of a triangle with base b= 7.7mm and area a=164.78mm2

solong [7]

Answer:

21.4 mm

Step-by-step explanation:

area ÷ base = height

164.78 mm^2 ÷ 7.7 mm

21.4 mm

Check:

base • height = area

7.7 mm • 21.4 mm = 164.78 mm^2

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2 years ago

CAN SOMEONE HELP ME PLEASE ASAP!?

valentinak56 [21]

Answer:

last option

Step-by-step explanation:

b) 1/6 = 16.7 to 1dp

c) 45% = 45/100 = 9/20

d) 7/9 = 77.8% to 1dp

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2 years ago

1. What is the product of one<br> half and two thirds?

Vilka [71]

Answer:

1/3

Step-by-step explanation:

1/2 * 2/3 = 2/6 = 1/3

3 0

3 years ago