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All Questions
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234925 Questions
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220
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help graphing
Below is a portion of the graph of a function, y=h(x):
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Guest
Oct 25, 2021
0
297
1
super confused~
hii, i dont even know where to start with this one ^-^
Find a polynomial f(x) of degree 5 such that both of these properties hold:
f(x) is divisible by x^3 .
f(x) + 2 is divisible by (x+1)^3 .
Write your
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Guest
Oct 25, 2021
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400
1
help function
Given that f(x) = x^{2}-2x+5 and g(x) =x+8, what is the value of f(g(5)) -g(f(5))?
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Guest
Oct 25, 2021
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285
1
Number Theory
A very large number x is equal to $2^2 \cdot 3^3 \cdot 4^4 \cdot 5^5 \cdot 6^6$. What is the smallest positive integer that, when multiplied with x, produces a product that is a perfect square?
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Guest
Oct 25, 2021
0
285
1
Coordinates
An equilateral triangle has two vertices at (0,5) and (9,5). If the third vertex is in the first quadrant, what is the y-coordinate? Express your answer in simplest radical form.
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Guest
Oct 25, 2021
0
273
1
Please help
Terry read 1/5 of the number of pages in a book in the first hour, 3/8 of the remaining pages in the second hour. After that, he still had 45 more pages to read. How many pages are there in the book?
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Guest
Oct 25, 2021
0
389
2
help coordinates
In the diagram, the four points have coordinates A(0,1), B(1,4), C(5,3), and D(4,0). What is the area of quadrilateral ABCD?
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Guest
Oct 25, 2021
0
333
1
help geometry
In the figure below, isosceles triangle ABC with base AB has altitude CH = 24 cm, DE = GF, HF = 12 cm, and FB = 8 cm. find area of CDEFG
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Guest
Oct 25, 2021
0
256
1
Probability
Two fair dice are tossed together once. Find the probability that the sum of the outcome is at least 9.
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Guest
Oct 25, 2021
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321
1
need help
Let r and s be the roots of 3x^2+4x+12 = x^2 - 5x + 7. Find r^2+s^2.
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Guest
Oct 25, 2021
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336
1
need help
5 times a number is 6 less than the square of that number. Find the negative solution.
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Guest
Oct 25, 2021
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376
4
Thanks for your help.
Harold loves to eat cookies. He eats 1/4 of the package on Monday. On Tuesday, he eats 13 cookies. On Wednesday, he eats 1/2 as many as he did on Monday. If there are 22 cookies left in the package on Thursday, how many cookies did he start with?
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Guest
Oct 25, 2021
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224
1
help coordinates
A line with slope of -2 intersects the positive x-axis at A and the positive y-axis at B. A second line intersects the x-axis at C(9,0) and the y-axis at D. The lines intersect at E(4,4). What is the area of the shaded quadrilateral OBEC?
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Guest
Oct 25, 2021
0
367
2
PLS Help. I Need it.
Alvin has many apples. He gives 1/3 of his apples plus 2/3 of an apple to Bob.
He then gives 1/4 of his remaining apples plus half an apple to Chris.
Afterwards, he gives half of his remaining apples to David.
Lastly, he gives
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Guest
Oct 25, 2021
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247
1
Number Theory
What is the smallest prime divisor of 3^{11} + 5^7 + 1?
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Guest
Oct 25, 2021
0
333
2
Geometry
In the diagram, each of the three identical circles touch the other two. The circumference of each circle is 36. What is the area of the shaded region?
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Guest
Oct 25, 2021
Oct 24, 2021
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248
1
help with trig
In square ABCD, P is the midpoint of BC, and Q is the midpoint of CD. Find sin angle APQ.
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Guest
Oct 24, 2021
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258
2
Geometry
Given regular pentagon ABCDE a circle can be drawn that is tangent to DE at D and to AB at A. What is the ratio of the radius to the circle to side AB?
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Guest
Oct 24, 2021
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316
1
help geometry
M is the midpoint of PQ and N is the midpoint of PR, and O is the intersection of QN and RM, as shown. If $QN \perp PR$, QN = 12, and $PR = 18$, then find OR.
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Guest
Oct 24, 2021
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405
2
Need help im rlly confused
1. In this problem, all angles are measured in degrees.
Find the smallest angle x such that and
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Guest
Oct 24, 2021
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196
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Geometry
In right triangle $ABC$, we have AB = 10, BC = 24, and angle ABC = 60 degrees. If M is on AC such that BM is a median of triangle ABC, then what is cos angle ABM?
Guest
Oct 24, 2021
0
241
1
geometry
Quadrilateral ABCD is a circumscribed quadrilateral, meaning that it is circumscribed about a circle, so the circle is tangent to all four sides of ABCD. Show that AB + CD = BC + AD.
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Guest
Oct 24, 2021
0
253
1
Number Systems
Find an off number with 3 digits such that all the digits are different and ad up to 15. The difference between the first two digits equals the difference between the last two digits. The hundreds digit is greater than the sum of the tens and one's digits.
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Guest
Oct 24, 2021
0
263
1
three dimensional vectors
Let and be three-dimensional vectors such that the length of is , the length of is , and the angle between and when placed tail to tail is .
Let be
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Guest
Oct 24, 2021
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