All Questions ⁺⁰237641 Questions

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for what value of K will the line with equation y=kx be tangent to the circle with equation ( x-7)^2 + (y-6)^2 =9 ?

GSally111 Nov 30, 2019

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712

1

help

Find the asymptotes of the hyperbola x^2 - 2x - 4y^2 - 16y - 19 = 0.

Guest Nov 30, 2019

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484

1

Help

for what value of K will the line with equation y=kx be tangent to the circle with equation ( x-7)^2 + (y-6)^2 =9 ?

Guest Nov 30, 2019

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427

0

help

What is the equation of the circle centered at (3,0) which passes through the foci of the ellipse x^2/9 + y^2/16 = 1?

Guest Nov 30, 2019

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948

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math

One year after graduating from college, Sam earned $42,000. Each year, he earned $4000 more.
What function, written in sequence notation, models Sam’s earnings n years after graduating college?

an=4000n+38,000 read more ..

Guest Nov 30, 2019

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615

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help

What is the equation of this ellipse?

Guest Nov 30, 2019

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734

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help pleez

Find the foci of the hyperbola x^2/16 - y^2/36 = 1.

Guest Nov 30, 2019

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691

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conics question

For a certain hyperbola x^2/a^2 - y^2/b^2 = 1 where a > b, the angle between the asymptotes is 60 degrees. Find a/b.

Guest Nov 30, 2019

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642

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help pls

What is the smallest distance between the origin and a point on the graph of y=(1/sqrt(2))(x^2-3) ?

Guest Nov 30, 2019

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993

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pyramid question

The corner of a unit cube is chopped off such that the cut runs through the three vertices adjacent to the vertex of the chosen corner. What is the height of the remaining cube when the freshly-cut face is placed on a table?

Guest Nov 30, 2019

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916

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+12

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for what values of K does the circle (x-2k )^2 + (y-3k)^2=10 pass through the point (1,0) ?

GSally111 Nov 30, 2019

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731

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+60

help

►find the standard equation of the circle through (0,1) , (2,3) and (1,1+√3)

shgg111 Nov 30, 2019

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429

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help

Let f be a function such that f(x) + 3f(1/x) = x^2 for any nonzero real number x. Find f(-3).

Guest Nov 30, 2019

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484

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help

Find the number of pairs of integers (a,b) such that ab = a + b.

Guest Nov 30, 2019

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481

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help

The sum of four consecutive integers is n. Find the largest integer, in terms of n.

Guest Nov 30, 2019

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518

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help

In triangle ABC, which is isosceles, angle A is equal 40 degrees. What are the possible measure of angle B?

Guest Nov 30, 2019

Nov 29, 2019

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941

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help

Starting with the number 0 on my calculator, I do a calculation in five steps. At each step, I either add 1 or multiply by 2. What is the smallest number that cannot be the final result?

Guest Nov 29, 2019

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894

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help

Matt's four cousins are coming to visit. There are four identical rooms that they can stay in. If any number of the cousins can stay in one room, how many different ways are there to put the cousins in the rooms?

Guest Nov 29, 2019

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525

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help

If of four-digit numbers have a repeated digit (the repeated digits do not need to be adjacent), then what is ? Express your answer as a decimal to the nearest tenth.

Guest Nov 29, 2019

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589

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help

Define a as a sequence of letters that consists only of the letters A, B, and C --- some of these letters may not appear in the sequence --- and in which A is never immediately followed by B, B is never immediately followed by C, C and is never read more ..

Guest Nov 29, 2019

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1625

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URGENT Help please, ASAP!

1) The sides of a triangle are $16,$ $17,$ and $17.$ Find the circumradius.

2)The sides of a triangle are 6,8 and 10.If x is the area of the circumcircle, and y is the area of the incircle, then find x-y
read more ..

Guest Nov 29, 2019

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461

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help

Find the smallest positive integers, where the product of the digits is equal to 1728.

Guest Nov 29, 2019

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865

1

am i correct

am i correct my answer is 14

A 12 kg barrel is pulled up by a rope. The barrel accelerates at 1.2 m/s2. Find the force exerted by the rope. Show all your work.

Guest Nov 29, 2019

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