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0

1200

2

Is (5,0) a solution of y<-x+5

The question said is (5,0) a solution of the graphed inequality, I figured the inequality to be y<-x+5. Is (5,0) a solution?

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Guest Jul 7, 2018

0

732

2

Stuck on how to figure this out. Please help on pointing me in the right direction.

This is for Psy Statistics class and I'm struggling on how to solve problems like this one below?

Melody ●●

Guest Jul 7, 2018

0

622

1

4 times a number is greater than 2/3 of the number by 110.Find the number.

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Guest Jul 7, 2018

0

1354

1

+1246

Help!

The operation $*$ is defined for non-zero integers as follows: $a * b = \frac{1}{a} + \frac{1}{b}$. If $a+b = 9$ and $ a \times b = 20$, what is the value of $a*b$? Express your answer as a common fraction.

Omi67 ●

Lightning Jul 7, 2018

0

765

1

+1246

Help!

Suppose the function $f(x)$ is defined explicitly by the table $$\begin{array}{c || c | c | c | c | c} x & 0 & 1 & 2 & 3 & 4 \\ \hline f(x) & 0 & 0 & 1 & 3 & 6 \end{array}$$ This function is defined only for the values read more ..

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Lightning Jul 7, 2018

0

700

3

What is the sum of all positive integers v for which lcm[v,20]=60?

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Guest Jul 7, 2018

0

733

2

One question

How many ways can you go up a 10 step staircase if you have very long legs and make 1, 2, OR 3 step moves?

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Guest Jul 7, 2018

0

1377

2

help me

At the beginning of a program, the 105 members of a marching band stand in a rectangular formation named Formation A. All of the band members then move into Formation B, which is a different rectangular formation with six more rows, but with two fewer band read more ..

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Guest Jul 6, 2018

-1

1300

3

What is the units digit of 1! + 2! + 3! + 4! + ... + 50!

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Guest Jul 6, 2018

0

954

1

please help how to do this

Points A, B, C, and D are located on segment AB such that AB = 3AD = 6BC. If a point is selected at random on segment AB, what is the probability that it is between C and D? Express your answer as a common fraction.

read more ..

hectictar ●

Guest Jul 6, 2018

0

513

1

Math Word Problem

How many ways can you go up a 10 step staircase if you have very long legs and make 1, 2, OR 3 step moves?

If you divide 3 to the power of 99 by 7 what is the remainder?
read more ..

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Guest Jul 6, 2018

0

499

0

Two Part Question-Thanks so Much

Suppose you want to go up an 11 step staircase again, but this time you have to land on the 6th step on your way up. NOW how many ways can you get to the top?

Same as the problem above, but read more ..

Guest Jul 6, 2018

0

423

0

Two Questions

How many ways are there up an 11 step staircase if you can go one or two steps at a time?

Kendal has 13 pairs of pants and 8 different shirts, how many ways can she combine them?

Guest Jul 6, 2018

0

1101

1

help me

Let an integer x be bad if there is no way to insert a colon among the digits of x to form a time of day (on a twelve-hour, digital clock), and good if a colon can be inserted to form a time. For example, 100 is good because we can write 1:00, read more ..

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Guest Jul 6, 2018

0

848

1

+1246

Help

Let \[f(x) = \frac{3x - 7}{x + 1}.\] Find the domain of $f$. Give your answer as an interval.

Please give the answer in interval notation! I tried (-inf, 3)U(3, inf) but it is not the answer. read more ..

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Lightning Jul 6, 2018

0

2767

1

Trig

In the diagram below, $WXYZ$ is a trapezoid such that $\overline{WX}\parallel \overline{ZY}$ and $\overline{WY}\perp\overline{ZY}$. If $YZ = 12$, $\tan Z = 1.5$, and $\tan X = 3$, then what is the area of $WXYZ$?

read more ..

Omi67 ●

Guest Jul 6, 2018

0

1586

2

+1246

Help!

The operation $*$ is defined for non-zero integers as follows: $a * b = \frac{1}{a} + \frac{1}{b}$. If $a+b = 9$ and $ a \times b = 20$, what is the value of $a*b$? Express your answer as a common fraction.

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Lightning Jul 6, 2018

0

446

0

One Question

One morning you leave base camp at 8:00 a.m. and hike to the top of a mountain where you will spend the night.
You arrive at 6:00 p.m. and have a nice dinner at the lodge. The next morning after a truly incredible breakfast you head back down at read more ..

Guest Jul 6, 2018

0

545

1

One Quick question-Thanks A Lot

The divisors of a number are the positive whole numbers that divide into it evenly. For example the divisors of 6 are: 1, 2, 3, and 6.
Notice that 6 has four divisors. If you count how many divisors the number has your answer read more ..

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Guest Jul 6, 2018

0

714

2

How to do this

Point (x,y) is randomly picked from the rectangular region with vertices at (0,0), (2009,0), (2009,2010), and (0,2010). What is the probability that x>7y? Express your answer as a common fraction.

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Guest Jul 6, 2018

0

963

2

Right-Triangle Trig

In right triangle $XYZ$, shown below, what is $\sin{X}$?

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Guest Jul 6, 2018

0

1595

15

HELP

There are 4! (or 24) "words" that can be formed using each of the letters a, b, c and d once. If these "words" are alphabetized, which one is 17th?

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Guest Jul 6, 2018

+1

1036

1

+1246

HELP!

Let $c( a, b, c ) = \frac{a}{b} + \frac{b}{c} + \frac{c}{a}$. Compute $c(2, 12, 9)$.

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Lightning Jul 6, 2018

All Questions ⁺⁰237808 Questions

Is (5,0) a solution of y<-x+5

Stuck on how to figure this out. Please help on pointing me in the right direction.

4 times a number is greater than 2/3 of the number by 110.Find the number.

Help!

Help!

What is the sum of all positive integers v for which lcm[v,20]=60?

One question

help me

What is the units digit of 1! + 2! + 3! + 4! + ... + 50!

please help how to do this

Math Word Problem

Two Part Question-Thanks so Much

Two Questions

help me

Help

Trig

Help!

One Question

One Quick question-Thanks A Lot

How to do this

Right-Triangle Trig

HELP

HELP!

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