All Questions ⁺⁰231354 Questions

+2

795

4

+29

Hi!!!!!

I am new to this forum.
How does it work.
and how do you become a moderator??

off-topic

TaylorSwift Nov 12, 2019

+1

733

9

+1712

Mathcounts oh no!

What is the value of r for which ?

Joke: Does MATHCOUNTS or does math count? read more ..

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tommarvoloriddle Nov 12, 2019

+1

887

5

+142

Hwelp?

What is the sum of the negative integers that satisfy the inequality 2x-3>-11?

I don't understand this problem!
read more ..

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MagicKitten Nov 12, 2019

0

600

1

help

Set L contains exactly four consecutive, positive, odd integers. The sum of the greatest integer and twice the least integer is 39. What is the least integer in the set?

Guest Nov 12, 2019

+1

361

0

math

The function p(w)=230(1.1)^w represents the number of specialty items produced at the old factory w weeks after a change in management. The graph represents the number of specialty items produced at the new factory during the same time period read more ..

Guest Nov 12, 2019

0

798

1

Let $a,$ $b,$ and $t$ be real numbers such that $a + b = t.$ Find, in terms of $t,$ the minimum value of $a^2 + b^2.$

Let a and b be real numbers such that a+b=t Find, in terms of t, the minimum value of

Guest Nov 12, 2019

0

736

14

help

Find tan(20)^2 + tan(40)^2 + tan(80)^2. All angles are in degrees.

heureka ●●●●●●●●●●●●●●

Guest Nov 12, 2019

-1

693

4

ASAP Help on Parabolas?

Few questions:
Q1

Q2 read more ..

Guest Nov 12, 2019

0

549

1

math

What do you notice about the ratios of the differences in the outputs to the input intervals?
read more ..

Guest Nov 12, 2019

0

859

8

triangles skskskskskskskssksks

Inside the 7x8 rectangle below, one point is chosen a distance sqrt(2) from the left side and a distance sqrt(7) from the bottom side. The line segments from that point to the four vertices of the rectangle are drawn. Find the area of the read more ..

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Guest Nov 12, 2019

+2

1189

27

+159

Question I need the answer to.

Given that units, and , the length of segment can be expressed in the form units where and have no perfect-square factors. What is the value of read more ..

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VooFIX Nov 12, 2019

0

662

4

mathcounts

The diagram shows a 20 by 20 square . The points E, F and G are equally spaced on side BC. The points H, I, J, and K on side DA are placed so that the triangles BKE, EGF, FIG, and GHC are isosceles. Points L and read more ..

Guest Nov 12, 2019

0

486

2

math

Determine the difference of outputs of any two inputs that are 3 units apart.

https://prnt.sc/pvn4gx read more ..

Guest Nov 12, 2019

0

522

1

urgent halp!!!

What is the sum of all numbers a for which the graph of y=x^2+a and the graph of y=ax intersect one time?

CalculatorUser ●

Guest Nov 12, 2019

0

394

1

Help please

Let be positive real numbers such that Find the minimum value of

Guest Nov 12, 2019

Nov 11, 2019

0

731

1

help

A projectile is fired with an initial velocity of at an angle of from the ground. Then its trajectory can modeled by the parametric equations
where denotes time and denotes acceleration due to gravity, forming a parabolic read more ..

Guest Nov 11, 2019

0

375

1

help

Find such that the graph of is the same as the graph of .

Guest Nov 11, 2019

0

425

1

Cauchy-Schwarz Inequality

Let be real numbers such that . Find the minimum value of .

Guest Nov 11, 2019

0

540

1

help

If (x + 1)(y + 1) = 40 and xy(x + y) = 380, then find all possible values of x^2 + y^2.

Guest Nov 11, 2019

0

498

1

(4a)^0

Guest Nov 11, 2019

+1

741

1

+60

help

find the ramge for
y=x/(x-3)^1/2

shgg111 Nov 11, 2019

0

553

3

Geometry Questions. Need help fast!

1. Triangle $ABC$ has circumcenter $O.$ If $AB = 10$ and $[OAB] = 30,$ find the circumradius of triangle $ABC.$

4. In the diagram below, O is the circumcenter of ABC. If BAC = 28 degrees and OAC = 32 degrees, then read more ..

Guest Nov 11, 2019

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