All Questions ⁺⁰230662 Questions

0

314

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help plz

Two sides of a parallelogram are 30 and 20. One diagonal has a length of 40. What is the length of the other diagonal?

Guest Aug 4, 2021

0

217

0

Algebra

Find all the values of a for which the equations

x^2 + ax + 1 = 0
x^2 - x - a = 2 read more ..

Guest Aug 4, 2021

0

288

2

help word problem

A father is 9 times as old as his son. In three years, the father will be 6 times as old as his son.
How old is the son?

Guest Aug 4, 2021

-5

392

3

-37

Another doubt

As above, let $$f(x) = 3\cdot\frac{x^4+x^3+x^2+1}{x^2+x-2}.$$Give a polynomial $g(x)$ so that $f(x) + g(x)$ has a horizontal asymptote of $y=0$ as $x$ approaches positive infinity.

vghcjcfjgj Aug 4, 2021

0

353

2

Help counting

How many ways can you arrange 2 boys and 3 girls in a line, if the 2 boys must stand next to each other?

Guest Aug 4, 2021

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304

1

Asymptotes

The graph of y = (5x^2 - 9)/(x^2 + 5x + 2) has vertical asymptotes at x = a and x = b. Find a + b.

Guest Aug 4, 2021

0

324

1

need help

If 18*sqrt(8) - 8*sqrt(2) = sqrt(n), what is n?

Guest Aug 4, 2021

-1

519

4

-37

Help plzz

Let \[P = 4^{1/4} \cdot 16^{1/16} \cdot 64^{1/64} \cdot 256^{1/256} \dotsm\]Then $P$ can be expressed in the form $\sqrt[a]{b},$ where $a$ and $b$ are positive integers. Find the smallest possible value of $a + b.$

vghcjcfjgj Aug 4, 2021

+1

312

1

Parabola

The graph of the equation y = ax^2 + bx + c, where a, b, and c are constants, is a parabola with axis of symmetry x = -10. Find b/a.

Guest Aug 4, 2021

0

242

2

geometry

In the diagram, triangle BDF and ACE have the same area. If DB = 2, BA = 4, and AE = 3, find the length of EC.

read more ..

Guest Aug 4, 2021

0

299

3

Help needed

Determine the sum of all real numbers $x$ satisfying
$$(x^2-4x+2)^{x^2-5x+2} = 1.$$

Guest Aug 4, 2021

0

325

1

Quadratic

The quadratic x^2 + 5x + c = 0 has roots in the form of $x = \frac{-5 \pm \sqrt{17}}{2}$. What is the value of ?

Guest Aug 4, 2021

Aug 3, 2021

0

356

1

plz answer

2222233333-999999*66666^*66666

Guest Aug 3, 2021

0

319

1

Coordinates

The area of the triangle formed by x- and y-intercepts of the parabola y=5(x-3)(x+k) is equal to 1.5 square units. Find all possible values of k.

Guest Aug 3, 2021

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301

1

need help with polynomials

Let f(x) = x^14 - 7x^9 - 3x^2 + 2 and g(x) = 2x^14 + 3x^10 - 6x^8 + 2x - 1. Let b be a constant. What is the smallest possible degree of the polynomial f(x) + b*g(x)?

If a is the constant the the largest possible read more ..

Guest Aug 3, 2021

0

288

1

Coordinates

Let C be the circle with equation x^2+2y-9=-y^2+28x+19$. If (a,b) is the center of C and r is its radius, what is the value of a+b+r?

Guest Aug 3, 2021

0

209

0

Polynomials

Consider the polynomial f(x) = 1 - 12x + 3x^2 - 4x^3 + 5x^4 and g(x) = 3 - 2x - 6x^3 + 19x^4. Find c such that the polynomial f(x) + cg(x) has degree 3.

Guest Aug 3, 2021

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