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All Questions
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230574 Questions
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640
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help
The height, h, in meters aboveground, of a projectile at any time, t, in seconds, after the launch is defined by the function h(t) = −6t2 + 15t + 2. The graph of this function is shown below. When rounded to the nearest tenth, what is the maximum height
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Guest
Jan 20, 2020
+11
876
3
+232
HARDEST QUESTION EVER
To enter her secret lab, SuperMathHeroine must punch in a 7-digit code, where each digit can be from 0 to 9. Unfortunately, SuperMathHeroine has forgotten her code. She only remembers that the product of the digits in her code is 10,000. How many different
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ramenmaster28
Jan 20, 2020
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1265
3
Problem. Help. Please.
Cost to store: $32 Markup: 16% Selling price: ?
Totally not 4 my homework
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Guest
Jan 20, 2020
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1119
1
HALP
The least common multiple of $x$, $10$ and $14$ is $70$. What is the greatest possible value of $x$?
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Guest
Jan 20, 2020
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385
0
help
In a recent survey of 25 voters, 17 favor a new city regulation and 8 oppose it. What is the probability that in a random sample of 6 respondents from this survey, exactly 2 favor the proposed regulation and 4 oppose it?
Guest
Jan 20, 2020
0
534
1
HELP
The least common multiple of $x$, $10$ and $14$ is $70$. What is the greatest possible value of $x$?
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Guest
Jan 20, 2020
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318
0
help
A triangle, a square, and a circle lie in the same plane. What is the maximum possible number of intersection points that can occur?
Guest
Jan 20, 2020
0
1168
1
need help on this one
12 grams(g) of a chemical are added to a metal. The amount A, in grams, of the chemical remaining during a reaction with a metal plate decreases by 0.5g per second. If instead the plate were dissolved, the amount A', in grams, of chemical remaining would
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Guest
Jan 20, 2020
0
560
1
AMC question
These questions are from an old mock AMC 10 on aops, but I don't know how to solve the questions past #15, and these (below). Here is the link:
https://services.artofproblemsolving.com/download.php?id=YXR0YWNobWVudHMvMS85LzE1ZDRmNWQzOGQyOGZlOTAyZjgzYmNjOGQwM2M4YTgwZjUzMGU2LnBkZg==&rn=TW9ja19BTUNfdmVyczMucGRm
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Guest
Jan 20, 2020
0
853
5
Help!!!
In triangle ABC, AB = 3, BC = 4, and angle B = 90 degrees. Square DEFG is inscribed in triangle ABC such that D and G are on side AC, E is on side AB and F is on side BC Find the side length of the square.
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Guest
Jan 20, 2020
0
490
1
Mathatronics
The number 1341 can be written as the sum of three consecutive positive integers. What is the largest of these integers?
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Guest
Jan 20, 2020
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305
0
help
A certain lottery has the following rules: you buy a ticket, choose 3 different numbers from 1 to 100, and write them on the ticket. The lottery has a box with 100 balls numbered 1 to 100. Three (different) balls are chosen. If any of the balls has one
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Guest
Jan 20, 2020
0
576
1
please help
Alice wants to make a fruit salad using 10 pieces of fruit. She can buy three types of fruits at the supermarket: Apples (A), Bananas (B), and Cranberries (C). She can take as many of each type of fruit as she wants but she can only have 10 in the end.
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Guest
Jan 20, 2020
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337
0
Weird question(Just wondering..)
Just wondering if
can be expressed as
Guest
Jan 20, 2020
0
736
1
help
The taylor family and the simmons family each used sprinklers last summer. The water output rate for the taylor family's sprinkler was 40L per hour. The water output rate for the simmons family's sprinkler was 35L per hour. The families used their sprinklers
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Guest
Jan 20, 2020
0
644
1
help
For what real values of $c$ is $9x^2 + 16x + c$ the square of a binomial? If you find more than one, then list your values in increasing order, separated by commas.
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Guest
Jan 20, 2020
0
628
1
help
For what real values of $a$ is $x^2 + ax + 25$ the square of a binomial? If you find more than one, then list your values in increasing order, separated by commas.
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Guest
Jan 20, 2020
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1356
1
According to Pythagoras theorem, distance between points (-3, 8) and (8, -5) is
According to Pythagoras theorem, distance between points (-3, 8) and (8, -5) is
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Guest
Jan 20, 2020
0
681
1
help
Find all integers x for which there exists an integer y such that 1/x + 1/y = 1/7. In other words, find all ordered pairs of integers (x,y) that satisfy this equation, then enter just the x's from these pairs.
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Guest
Jan 20, 2020
0
567
1
Help please
What is the value of cos 0 given that (-2,9) is a point on the terminal side of 0?
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Guest
Jan 20, 2020
0
866
5
Trig questions
What is the value of sin 0 given that (-6,-8) is a point on the terminal side of 0?
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Guest
Jan 20, 2020
0
901
7
+24
Trig question
The line with equation -a+3b=0 conincides with the terminal side of an angle 0 (with a line through it) in standard position and sin 0 (line through it) < 0
What would the value of cos 0 (with a line through it)?
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JohnLester1
Jan 20, 2020
0
508
1
help please!
Find the polynomial p(x), with real coefficients, such that p(2) = 5 and p(x) p(y) = p(x) + p(y) + p(xy) - 2 or all real numbers x and y.
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Guest
Jan 20, 2020
0
578
1
need help now
The shape ABC is an triangle, AB = 64 mi, BC = 32.6 mi. Angle ABC is 74 degrees. Using the cosine rule, calculate the distance of AC
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Guest
Jan 20, 2020
0
461
1
help
Artie's dad's house is 21 ft tall. If Artie's dad is at the top of the house installing shingles, and his son Artie is on the ground 12 ft away from the base of his dad's house, what is the angle of depression from the top of the house to the spot where
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Guest
Jan 20, 2020
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