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300

help quadratic

There exist constants a, h, and k such that 3x^2 + 16x + 4 = a(x - h)^2 + k.
for all real numbers x. Enter the ordered triple (a,h,k)

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Guest Apr 2, 2022

196

Counting problem

I have 5 different mathematics textbooks and 4 different psychology textbooks. In how many ways can I place the 9 textbooks on a bookshelf, in a row, if there must be a psychology textbook in the middle?

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Guest Apr 2, 2022

320

Average problem

The average of 10 numbers is 85. If the numbers 70, 76, and 77 are removed from the set of numbers, what is the average of the remaining numbers?

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Guest Apr 2, 2022

285

Number Theory

Let f(x) = x^2 - x + 2010. What is the greatest common divisor of f(100) and f(101) and f(102)?

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Guest Apr 2, 2022

229

Initial Payment

What is the value of X if Brian took out an endowment policy. The first annual payment was X, thereafter it increased yearly by R1 700. After 20 years the policy paid out R1 005 962. The yearly interest rate is 10%? Thank you.

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Guest Apr 2, 2022

286

need help

The hypotenuse of an isosceles right triangle is 14. How long is each leg of the triangle?

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Guest Apr 2, 2022

312

Find the area of the parallelogram whose vertices are 0, a, b, and a+b, where a and b are the vectors defined in part (a)

Find the area of the parallelogram whose vertices are 0, a, b, and a+b, where a and b are the vectors defined in part (a)
part (a): Let find a*b and the answer was 10

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Guest Apr 2, 2022

232

counting problem

How many different positive three-digit integers can be formed using only the digits {2, 3, 5, 5, 6, 6, 7} in the set if no digit may be used more times than it appears in the given set of available digits?

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Guest Apr 2, 2022

175

Geometric ratio

Let J and K be given points along a certain line. There are exactly two other distinct points U and V on this line such that UJ/UK=7 and VJ/VK=3. Let W be the midpoint of UV. Calculate the ratio .WJ/WK

Guest Apr 2, 2022

177

Algebra

Rationalize the denominator of $\frac{2}{3\sqrt{5} + 2\sqrt{17}}$ and write your answer in the form $\displaystyle \frac{A\sqrt{B} + C\sqrt{D}}{E}$, where $B < D$, the fraction is in lowest terms and all radicals are in simplest radical form. What is read more ..

Guest Apr 2, 2022

320

PLS HELP

One of the five quadratics below has a repeated root. (The other four have distinct roots.) What is the repeated root?

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Guest Apr 2, 2022

240

help coordinates

Given that (3,4) is a point on the graph of , what point must be on the graph of

y = f(2x + 3)

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Guest Apr 2, 2022

171

Coordinates

A line with slope equal to 1 and a line with slope equal to 3 intersect at the point P(1,6) What is the area of triangle PQR?

read more ..

Guest Apr 2, 2022

200

plz help

A survey of 120 teachers determined the following: 70 had high blood pressure, 40 had heart trouble, 30 had both high blood pressure and heart trouble What percent of the teachers surveyed had neither high blood pressure nor heart trouble?

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Guest Apr 2, 2022

181

help coordinates

What is the intersection point of the line y = -2x + 5 and the line perpendicular to it that passes through the point (5,5)?

Guest Apr 2, 2022

235

Help

https://drive.google.com/file/d/1dcol59Dlc8JvL7aSVFYg94nai9Zl4PE8/view?usp=sharing

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Guest Apr 2, 2022

234

Need help please

https://drive.google.com/file/d/1L4tfkgvhB1KbPpuCPsLunO68XTnActvz/view?usp=sharing

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Guest Apr 2, 2022

245

Question on Logic and Arguement

Five children A, B, C, D, and E are fighting over who broke the precious vase. Here are their statements:

A: D broke it.
D: A lied when he said I broke it. read more ..

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Guest Apr 2, 2022

229

Please Help.....

Here is the link:

https://drive.google.com/file/d/13iMflalovM0rJFZ0pQwb29azH9y2kqNU/view

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Guest Apr 2, 2022

236

geometry help

A sector of a circle has a central angle of 100. If the area of the sector is 250\pi, what is the radius of the circle?

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Guest Apr 2, 2022

278

+491

Intersecting Secants Question

the photo isnt uploading so heres the link to photo
problem

Elijah Apr 2, 2022

285

Algebra

.Find all values of c such that c/(c - 5) = 4/(c + 4).

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Guest Apr 2, 2022

193

help algebra

Find all solutions to the equation x^2 + 29 = 10x - 5x + 7.

Guest Apr 2, 2022

187

Algebra

.Let r and s be the roots of x^2 - 6x + 2 = 2x - 4. Find (r - s)^2.

Guest Apr 2, 2022

259

Let a and b be vectors such that , and find

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Guest Apr 2, 2022

All Questions ⁺⁰236253 Questions

help quadratic

Counting problem

Average problem

Number Theory

Initial Payment

need help

Find the area of the parallelogram whose vertices are 0, a, b, and a+b, where a and b are the vectors defined in part (a)

counting problem

Geometric ratio

Algebra

PLS HELP

help coordinates

Coordinates

plz help

help coordinates

Help

Need help please

Question on Logic and Arguement

Please Help.....

geometry help

Intersecting Secants Question

Algebra

help algebra

Algebra

Let a and b be vectors such that , and find

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