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All Questions
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230939 Questions
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212
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abc button
Where is the abc button
Guest
Feb 12, 2021
0
385
2
algebra
Tom has a collection of 30 CDs and Nita has a collection of 18 CDs. Tom is adding 1 CD a month to hiscollection while Nita is adding 5 CDs a month a to her collection. Find the number of months after which they will have the same number of CDs. (Solve Algebraically)
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Guest
Feb 12, 2021
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465
1
decimals
For how many integer values of n between 1 and 1000 inclusive does the decimal representation of n/1375 + n/3 terminate?
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Guest
Feb 12, 2021
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541
2
+179
someone please tell me how to solve sin of a degree
what is sin of 240 degrees?
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vockeyvockvock
Feb 12, 2021
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258
2
parabola question
The x-intercepts of the parabola y = x^2 + bx + c are (-3,0) and (-5,0) Find the equation of the parabola, and submit your answer in y = x^2 + bx + c form.
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Guest
Feb 12, 2021
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670
2
+195
help
1. The points of this 3-by-3 grid are equally spaced horizontally and vertically. How many different sets of three points of this grid can be the three vertices of an isosceles triangle?
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QuestionMachine
Feb 12, 2021
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266
1
parabola
The vertex of a parabola is at (12,-4), and its axis of symmetry is vertical. One of the x-intercepts is at (-15,0). What is the x-coordinate of the other x-intercept?
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Guest
Feb 12, 2021
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373
1
+17
could someone walk me through this please? it really confuses me
For each situation, determine i. the interest rate for each conversion period ii. the number of conversion periods
a. an investment at 5%/a, compounded annually, for 5 years
b. a deposit at 8.2%/a, compounded quarterly, for 16 months
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frosttyfrog
Feb 12, 2021
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239
1
Pls help
Find the ordered pair $(a,b)$ of real numbers for which $x^2+ax+b$ has a non-real root whose cube is $343$.
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Guest
Feb 12, 2021
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333
1
help counting
Catherine rolls a 6-sided die six times, and the product of her rolls is 1200. How many different sequences of rolls could there have been? (The order of the rolls matters.)
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Guest
Feb 12, 2021
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415
1
+296
What is the component form of the vector represented by 2a when a⃗ =〈−2,3〉?
2a = 〈___,___〉
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lovesosa12
Feb 12, 2021
+1
465
1
+75
help please cphill preferably or someone else
The sequence is defined by and for Prove that for all
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Destryox
Feb 12, 2021
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220
0
plz help
The length of three unequal edges of a rectangular solid block are in G.P. The volume of the block is 216 cm^3 and the total surface area is 312 cm^2. The length of the longest edge is ?
Guest
Feb 12, 2021
0
346
1
+195
help for this prob
In triangle , and segment bisects with point on side If point is on side such that segment is parallel to side and point is on side such that segment is parallel
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QuestionMachine
Feb 12, 2021
0
336
1
analytic geometry
A =(10,-10) and O=(0,0) Determine the sum of all x and y coordinates of all points Q on the line y =x + 8 such that angle OQA =90
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Guest
Feb 12, 2021
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474
1
Maria fills a 1/4 measuring cup
Maria fills a 1/4 measuring cup 3 times with sugar a 1/3 measuring cup 4 times with flour and 1/2 measuring cup 3 times with water. How many total cups of ingredients did Maria use altogether?
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Guest
Feb 12, 2021
0
402
8
+195
help
In the diagram, and have the same area. If find the length of
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QuestionMachine
Feb 12, 2021
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332
1
interest rate
You deposit $500 in a savings account that earns 2.5% interest compounded yearly what is the balance in the account after 20 years
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Guest
Feb 12, 2021
0
305
3
I don't know what to do, pls explain process
As shown in the diagram, one end of a 11-foot-long electric cable is fixed at point A on the wall, and the other end of the cable (denoted by C) is a sensor. There is a pin attached to the cable at a point B that is 4 units away from C, and the
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Guest
Feb 12, 2021
0
379
3
+195
help
In square units, what is the area of the gray triangle?
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QuestionMachine
Feb 12, 2021
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634
1
+296
What is the limit of the the nth term as x becomes increasingly large?
What is the limit of the nth term as x becomes increasingly large?
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lovesosa12
Feb 12, 2021
0
483
0
+296
What is the value of the trigonometric ratio of an angle of the triangle?
Drag a value to each box to match the trigonometric ratio with its value.
Right △EFG has its right angle at F, EG=8, and FG=6.
<
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lovesosa12
Feb 12, 2021
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224
0
number theory
What integer n satisfies 0 <= n < 101 and 100n = 72 + 2 + 1 (mod 101)?
Guest
Feb 12, 2021
0
242
1
pls help
When $x = \frac{1}{8}$, evaluate the expression \[-x^\frac{1}{3} + \frac{1}{3}x^{-\frac{2}{3}} - \frac{2}{9}x^{-\frac{5}{3}}.\]
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Guest
Feb 12, 2021
0
328
1
line
The slope of a line is -2 and its x-intercept is (-5,0). What is the y-intercept point of the line? Express your answer as an ordered pair.
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Guest
Feb 12, 2021
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