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Post New Question
All Questions
^{+0}
196836 Questions
0
17
2
Divisibility
Prove that 5^40-5^39 is divisible by 4
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Guest
Jun 10, 2021
0
10
1
sequence
The sum of the first terms n in the infinite geometric sequence {1/4, 1/8, 1/16, ..} is 15/32. Find n.
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Guest
Jun 10, 2021
0
14
1
Trigonometry
A bicycle is traveling at 11 miles per hour. The bicycle's tires have a radius of 13 inches. What is the rotational speed for either of the tires in radians per minute?
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Guest
Jun 10, 2021
0
10
1
Function
Let
f(x) = x^2 - 4 if x < 7
f(x) = x + 13 if x >= 7
What is f(f(f(17)))?
read more ..
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Guest
Jun 10, 2021
0
16
1
can the sine of an angle ever equal 35 degree ? why and why not ?
can the sine of an angle ever equal 35 degrees?
why and why not?
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Guest
Jun 10, 2021
0
8
0
Help algebra
Form a quadratic polynomial whose zeroes are 3 - sqrt(3)/5 and 3 + sqrt(3)/5.
Guest
Jun 10, 2021
0
11
0
An elastic balloon launcher fires water balloons from a height of 2 ft, at a 38o angle with an initial velocity is 80 ft/s.
An elastic balloon launcher fires water balloons from a height of 2 ft, at a 38o angle with an initial velocity is 80 ft/s.
Write a set of parametric equations that model the scenario.
Guest
Jun 10, 2021
0
23
0
ab=ba prove it is true
Ab=Ba prove it is true
Guest
Jun 10, 2021
0
17
1
can you do it?
1+2+3+4+5+6+7+8+9+10+6+14+5+4+9+4+5+5+55+2+2+5+5+5+45+2+5+1000x2=
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Guest
Jun 10, 2021
0
16
1
+91
please help, geometry
2. https://imgur.com/a/Hke0kpa epicenter word problem
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blahblah101
Jun 10, 2021
0
28
0
help me plsss!!
pls help me im so confused with this problem !!
Guest
Jun 10, 2021
0
19
2
Counting
How many integers between 500 and 1000 contain both the digits 3 and 4?
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Guest
Jun 10, 2021
0
21
2
Help algebra
If x and y satisfy (x-3)^2 + (y- 7)^2 = 64, what is the minimum possible value of x^2 + y^2?
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Guest
Jun 10, 2021
0
20
3
help counting
In how many ways can you change a 20 dollar bill using 10 dollar bills, 5 dollar bills, 2 dollar bills, and 1 dollar bills?
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Guest
Jun 10, 2021
0
16
1
someone please help. *easy question*
How many different prime numbers divide evenly into ?
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Guest
Jun 10, 2021
0
12
1
geometry
In trapezoid PQRS, Base PQ is parallel to base RS. Let point X be the intersection of diagonals PR and QS. The area of triangle PQX is 20 and the area of triangle RSX is 48. Find the area of trapezoid PQRS.
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Guest
Jun 10, 2021
0
17
1
Inverse function
Let f(x) = 7x + 5 and g(x) = x + 1. If h(x) = f(g(x)) , then what is the inverse of h(x)?
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Guest
Jun 10, 2021
+1
15
3
+15
PLS HELP CPhill Or ANYONE
Line $l_1$ represents the graph of $3x + 4y = -14$. Line $l_2$ passes through the point $(-5,7)$, and is perpendicular to line $l_1$. If line $l_2$ represents the graph of $y=mx +b$, then find $m+b$.
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bossboy1335
Jun 10, 2021
+1
16
1
probability
Joshua rolls two dice to form a two-digit integer. If the number on the first die represents the tens digit and the number on the second die represents the units digit, what is the probability that the integer formed is divisible by 8?
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Guest
Jun 10, 2021
+3
25
2
+332
question
can anybody explain what does this means? f(x)=⌊x⌋ and f(x)=
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Dennis070sinneD
Jun 10, 2021
+1
14
1
Help algebra
If 4x = 3y, what is the value of (2x + y)/(3x - y)?
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Guest
Jun 10, 2021
+1
20
1
Helpppp CPHILL
The line graph below represents the number of guests at Winnie’s family’s New Years Eve party each year. 30 25 20 15 10 5 ’09 ’10 ’11 ’12 ’13 ’14 Attendance The range of guests was 22, the median number of guests was 18.5, and the average number of guests
read more ..
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Guest
Jun 10, 2021
+1
11
1
Help counting
How many ways can you distribute 4 different balls among 5 identical boxes?
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Guest
Jun 10, 2021
Jun 9, 2021
+1
12
0
+91
help would be appreciated please, geometry
3. https://imgur.com/a/l5xhDPw match each equation to a graph
blahblah101
Jun 9, 2021
+1
13
0
+91
please help me, this is geometry :)
2. https://imgur.com/a/Hke0kpa epicenter word problem
blahblah101
Jun 9, 2021
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