3 years ago

PLease help with this fast

Mathematics

2 answers:

Evgen [1.6K]3 years ago

6 0

Answer:

Step-by-step explanation:

lilavasa [31]3 years ago

5 0

It is B that your looking for

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What is the equation of the parabola, in vertex form, with focus at (1,-4) and<br> directrix x= 3?

lilavasa [31]

Answer:

Step-by-step explanation:

1) according to the definition of parabola d(focus)=f(directrix),

2) then

$d(focus)=\sqrt{(x-1)^2+(y+4)^2} \ and \ d(directrix)=|x-3|;$

$\sqrt{(x-1)^2+(y+4)^2} =|x-3|;$

3) after evoluation the equation:

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A shirt costing $34 is on sale for 30% off. What is the new price of the shirt after the discount?

Vesna [10]

Answer:

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3 years ago

Can someone please help?

marta [7]

Answer:

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5. 2x+14=34

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6. subtraction property of equality

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3 years ago

Mathematics, the distance between one point (a) and another point (b), each with coordinates (x,y), can be computed by taking th

Romashka-Z-Leto [24]

(X1 , Y1)
(X2, Y2)

Distance = $\sqrt{(X1-X2)^} + (Y1-Y2)^{2} }$

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3 years ago

Read 2 more answers

Multiply y by 9, then divide 10 by the result

dimulka [17.4K]

Answer:

10/(9y)

Step-by-step explanation:

multiply y by 9: 9y

then divide 10 by the result: 10/(9y)

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