All Questions ⁺⁰231021 Questions

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676

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Need some help.

How does the LHS of this equation = the RHS? I know it is EASY for you, but I don't get it!.
x / (x -1) =1 / ( x - 1) + 1. Thank you for help.

Guest Oct 14, 2017

+48

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4168

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+128633

HAPPY BIRTHDAY, HECTICTAR !!!!

You are a real asset to the forum.....!!!!!

Here's your cake.....enjoy.....!!!!
read more ..

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CPhill Oct 14, 2017

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785

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Please Help

I have a bag of marbles, where each marble is pink or yellow. The ratio of pink marbles to yellow marbles is 3:5 If there are total of 72 marbles in the bag, how many are pink?

Guest Oct 14, 2017

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937

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At 7:18 you get on the bus and are off to school. The bus travels at 42mph. Fifteen minutes later your mother realized you left your math pr

At 7:18 you get on the bus and are off to school. The bus travels at 42mph. Fifteen minutes later your mother realized you left your math project on the kitchen table. She drives 72mph to catch up with the bus. What time will your mom catch up with the read more ..

Guest Oct 14, 2017

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850

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Quadratic Number Theory

Use a quadratic equation to find the zeroes of a functions wherein their sum adds to -15 and their product is -54.

Guest Oct 14, 2017

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813

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9+282-12=70

Guest Oct 14, 2017

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964

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A Question on permutations. Will appreciate if you can answer it fast

Find the number of ways in which letters of the word ARRANGEMENT can be arranged so that the two A‟s and two R‟s do not occur together.

Guest Oct 14, 2017

+1

1387

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+489

The Lakers are playing the Celtics in the NBA finals. To win the NBA finals, a team must win 4 games before the other team does. If the Celt

The Lakers are playing the Celtics in the NBA finals. To win the NBA finals, a team must win 4 games before the other team does. If the Celtics win each game with probability 2/3 and there are no ties, what is the probability that the Lakers will win the read more ..

RektTheNoob Oct 14, 2017

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507

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what is the answer

15.1 + (21.8x 5mph) - (.327x76)-[.263x5x20)]+[.00504x(76x20)]+[5.98x(0)]

Guest Oct 14, 2017

Oct 13, 2017

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776

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help

(3/8 divided by 1 7/8) - 1/6

TheXSquaredFactor ●

Guest Oct 13, 2017

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506

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pls answer

Guest Oct 13, 2017

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737

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Please help!!

There is 4 inches of water in the swimming pool before the day started. The rainfall is falling at 3 inches per minute.
Write an inequality for how much water is in the pool, let x represent the minutes.

Guest Oct 13, 2017

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841

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ok, so what about deriving the other ratios from knowing that sine=0.642?

ok, so what about deriving the other ratios from knowing that sine=0.642?
I did this last year, but GUESS WHAT? I have no textbook this year and my teacher is... is... well.... no comment.

Guest Oct 13, 2017

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765

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To: Cphill or hectictar:

Can N be solved in the following equation using logs? I'm unable to do it. Thanks for help.
143.47=100*{[1.01]^N / [[1.01]^N - 1]}, solve for N.
Note: I know the answer but can't seem to solve it using logs.

Guest Oct 13, 2017

+1

1101

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+109

We have 10 standard 6-sided dice, all different colors. In how many ways can we roll them to get a sum of 20?

We have 10 standard 6-sided dice, all different colors. In how many ways can we roll them to get a sum of 20?

Please explain!
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Jeff123 Oct 13, 2017

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838

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So, anyone good with trig functions and the quadrants? For ex; .

So, anyone good with trig functions and the quadrants? For ex; .
What is sine and cosine ratios?

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Guest Oct 13, 2017

+1

619

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+5

Wy are you?

Hello im Benceboltja.kft

Benceboltja.kft Oct 13, 2017

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860

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+895

Odd and Even Functions

How do I algebraically prove whether a function is even, odd, or neither?
Please explain then demonstrate on the equation 7x4-x2.

AdamTaurus Oct 13, 2017

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943

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+895

Ranking System

What is the point of the ranking system on the right side of the forum?

off-topic

AdamTaurus Oct 13, 2017

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994

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tatti

what is logarithm

Guest Oct 13, 2017

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