All Questions ⁺⁰238211 Questions

+1

1089

1

+753

help with 2 (one unaswered)

In the statement below, the two blanks can be filled by positive single-digit numbers in such a way that the statement is always true: What is the product of the two digits that go in the blanks?

Suppose m is a two-digit positive read more ..

MIRB16 Jun 9, 2018

0

856

1

+99

Do do i find the dy/dx

How do i solve this?

ElectricPavlov ●

bigguy1989 Jun 9, 2018

0

956

1

geometry

Let triangle PQR be a triangle in the plane, and let S be a point outside the plane of PQR, so that SPQR is a pyramid whose faces are all triangles. Suppose that every edge of SPQR has length 18 or 41, but no face of SPQR is read more ..

TheXSquaredFactor ●

Guest Jun 9, 2018

0

843

1

Finding the 14th Term of this Geometric Sequence?

So here's the problem:

The expression for the 14th term of the geometric sequence is....
read more ..

ElectricPavlov ●

Guest Jun 9, 2018

0

1075

0

+251

Resonance in homogeneous differential equations?

I have this question:

They give the answer to be: "For the system to oscillate, must have complex roots to the characteristic equation".
read more ..

vest4R Jun 9, 2018

+1

1041

1

+753

Halp!

In the statement below, the two blanks can be filled by positive single-digit numbers in such a way that the statement is always true: What is the product of the two digits that go in the blanks?

MIRB16 Jun 9, 2018

+1

932

2

+50

Week 4, Problem of the Week

How many 0.5 cm × 0.5 cm × 0.5 cm cubes are needed to completely fill a rectangular prism measuring 4 cm × 3 cm × 3 cm?

hatchet288 Jun 9, 2018

Jun 8, 2018

+3

1903

4

+7

How much money should I invest at an annually compounded interest rate of 5% so that I have 500,000$ in ten years?

How much money should I invest at an annually compounded interest rate of 5% so that I have 500,000$ in ten years? Express your answer as a dollar value rounded to the nearest cent.

bruis11 Jun 8, 2018

0

4662

2

scientific notation

a) The table below shows the populations of several states (in millions) and the number of motor vehicle deaths in each. Complete the table by computing the number of motor vehicle deaths per capita (number of deaths per person) for each of the states. read more ..

Guest Jun 8, 2018

0

1064

4

+912

I got 2 answers for this one..

(a) P(t) = 8500(0.995)^t (not sure if its correct)
(b) i'm not sure read more ..

AngelRay Jun 8, 2018

0

896

1

+912

Solve the system of equations

Solve the system of equations

AngelRay Jun 8, 2018

+1

1158

1

+505

Help plz

Larry has 4-cent stamps and 9-cent stamps, which he can combine to produce various amounts of postage. For example, he can make 40 cents by using four 9-cent stamps and a 4-cent stamp, or by using ten 4-cent stamps. However, there are some amounts of postage read more ..

MobiusLoops Jun 8, 2018

+1

721

1

Off topic

Why did the recently updated/off topic/no off topic/most answers filters disappear?

off-topic

Guest Jun 8, 2018

0

1303

1

+753

When working modulo m,

When working modulo m, the notation a^-1 is used to denote the residue b for which if any exists. For how many integers a satisfying is it true that

MIRB16 Jun 8, 2018

0

1607

1

In a discount store, 12% of the 100 cups in stock have some unnoticeable defect. What is the probability of buying 12 cups that don’t have a

In a discount store, 12% of the 100 cups in stock have some unnoticeable defect. What is the probability of buying 12 cups that don’t have any defect? And what is the probability of getting all 12 cups having a defect?

I really need read more ..

Guest Jun 8, 2018

+1

1173

4

+193

Funky Circle Areas

Two sectors of a circle of radius 12 overlap as shown, with P and R as the centers of the respective circles. Determine the area of the shaded region.

Diagram: file:///Users/avapark/Desktop/Screen%20Shot%202018-06-01%20at%206.32.24%20PM.png read more ..

Confusedperson Jun 8, 2018

Jun 7, 2018

+1

1502

4

+1378

Tricky Problem

Let A, B, and C be three points on the curve xy = 1 (which is a hyperbola). Prove that the orthocenter of triangle ABC also lies on the curve xy = 1.

Thank you!

heureka ●●●●

AnonymousConfusedGuy Jun 7, 2018

-5

875

1

+73

Slove: Check for extraneous solutions.

Slove: Check for extraneous solutions.

sqrt(a) - 4 = -10
read more ..

GAMEMASTERX40 Jun 7, 2018

0

923

3

+81

word problem

1.The consumers will demand 30 units when the price of a product is $53, and 47 units when the price is $33. Find the demand function (express thr price in terms of the quantity ), assuming it is linear.

p=
read more ..

Sloan Jun 7, 2018

-5

812

1

+73

Simplify:

Simplify:

a) √20x15
read more ..

GAMEMASTERX40 Jun 7, 2018

-5

1032

1

+73

Joe has 120 coins, all nickels and dimes. He has 20 more dimes then nickels.

Joe has 120 coins, all nickels and dimes. He has 20 more dimes then nickels.

a) Write a system of equations representing the scenario.
read more ..

GAMEMASTERX40 Jun 7, 2018

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