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Post New Question
All Questions
+0
237740 Questions
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1687
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Statistics!!! Pls Help!
Listed below are the amounts of net worth (in millions of dollars) of the ten wealthiest celebrities in a country. Construct a
95% confidence interval. What does the result tell us about the population of all celebrities? Do the
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axez24
Oct 21, 2018
0
881
7
+128
Algebra Factoring Question :V
If A is one greater than B, what is A^2 - B^2, in terms of A and B?
ElectricPavlov
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MATHEXPERTISE
Oct 21, 2018
+1
901
3
+128
Probability Plz HALP ME
Three cards are dealt at random from a standard deck of 52 cards. What is the probability that the first card is a 4, the second card is a clubs, and the third card is a 2?
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MATHEXPERTISE
Oct 21, 2018
+1
771
4
Please Help!!!
1. Use the graph to answer the questions.
(a) Write an equation to represent the cost of the strawberries.
(b) Write an equation to represent the cost of the blueberries.
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Guest
Oct 21, 2018
0
915
8
+283
pls help
What is the largest integer n such that 3^n is a factor of 1*3*5*...*97*99?
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ANotSmartPerson
Oct 21, 2018
0
649
2
Dice.
A 6-sided fair die is rolled 10 times. What is the probability of a third 6 on the 10th roll? Thank you.
Rom
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Guest
Oct 21, 2018
+25
2697
11
+998
Alrighty. My first one.
After a gymnastics meet, each gymnast shook hands once with every gymnast on every team (except herself). Afterwards, a coach came down and only shook hands with each gymnast from her own team. There were a total of 281 handshakes. What is the fewest number
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KnockOut
Oct 21, 2018
0
639
1
Modular Math
For how many moduli is the remainder zero for 1,048,576. That is, 1,048,576 mod n=0. What is the size of the number n?
Thank you for help.
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Guest
Oct 21, 2018
Oct 20, 2018
0
687
1
1. Use the graph to answer the questions.
1. Use the graph to answer the questions.
(a) Write an equation to represent the cost of the strawberries.
(b) Write an equation to represent the cost of the blueberries.
(c)
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Guest
Oct 20, 2018
0
576
2
Trig Help!
I just need to look for the value of theta.
700=(7744 / 4.5 + 32.2 tan Ø)
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Guest
Oct 20, 2018
+1
829
3
+693
Calculate the circle circumference's upper bound if the area is 400cm(square)
Calculate the circle circumfrance's upper bound if the area is 400cm(square)
Rom
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critical
Oct 20, 2018
+1
1602
9
+83
Lizzie has a strange deck of number cards.
Lizzie has a strange deck of number cards that contains cards labeled 2 through 9 in three different colors (red, blue, and green).
(a) In how many ways can she draw one card from each color so that the sum of all the cards is 10?
(b) In how many
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SaltyGrandma
Oct 20, 2018
+2
2848
11
+83
What is the sum of the last two digits of 8^{25}+12^{25}?
What is the sum of the last two digits of ?
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SaltyGrandma
Oct 20, 2018
0
812
1
+845
Rational function stationary point
I have completed all apart from 8c, please help
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YEEEEEET
Oct 20, 2018
0
3946
3
+845
Show that when k =8, f(x)>0 for all values of x
Show that when k =8, f(x)>0 for all values of x
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YEEEEEET
Oct 20, 2018
0
642
2
Mutiplying binomials question
i tried -8 and it was wrong...
here’s my work.... i am going to make my work neater next time😐
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Guest
Oct 20, 2018
0
562
2
Add subtract integers
i am really struggling with my Childrens math homework. Please help. -15+14-3=?
i got the answer -4
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Guest
Oct 20, 2018
Oct 19, 2018
0
964
4
HELP
How many distinct, natural-number factors does 4^3 * 5^4 *6^2 have?
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Guest
Oct 19, 2018
0
704
1
+160
please help asap! :)
When given the quadratic equation with integer roots: mx^2 - (m-2)x + m - 3 = 0
What's the value of integer parameter m? And what are the integer roots?
edit: thank you so much!!
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hearts123
Oct 19, 2018
0
655
1
+160
please help asap with this math question!
Given a quadratic equation: x^2 - sqrt(5a^2 - 26a - 8) * x - (a^2 - 4a + 9) = 0
It has 2 integer roots. If a is an integer as well, what is the value of a?
edit: thank you, I really appreciate your help! :)
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hearts123
Oct 19, 2018
-1
765
3
+4116
Help
Help
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NotSoSmart
Oct 19, 2018
-1
719
1
+4116
Help
Help
Rom
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NotSoSmart
Oct 19, 2018
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