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Post New Question
All Questions
+0
234942 Questions
0
788
1
help
A cube with an edge length of 4 units has the same volume as a square-based pyramid with base edge lengths of 8 units and a height of h units. What is the value of h?
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Guest
Jun 1, 2020
0
387
1
Analytic Geometry
What is the slope of the middle line?
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Guest
Jun 1, 2020
+1
310
1
+6
Quick Question
Is the series S_n=n^2 a geometric series or arithmetic series? I feel like it might neither, but I'm not sure.
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mnair797
Jun 1, 2020
0
505
1
Let $f(x)$ be a quadratic polynomial such that $f(-4) = -22,$ $f(-1)=2$, and $f(2)=-1.$ Let $g(x) = f(x)^{16}.$ Find the sum of the coeffici
Let $f(x)$ be a quadratic polynomial such that $f(-4) = -22,$ $f(-1)=2$, and $f(2)=-1.$ Let $g(x) = f(x)^{16}.$ Find the sum of the coefficients of the terms in $g(x)$ that have even degree. (For example, the sum of the coefficients of the terms in $-7x^3
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Guest
Jun 1, 2020
0
497
1
Can someone help me?
This equation:
y = 8x
describes y, the total cost of purchasing x large pizzas at Yummy Pizzeria. Mrs. Harper anticipates needing between 7 and 10 large pizzas for her end-of-year party at school.
What is the
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Guest
Jun 1, 2020
0
590
0
+1072
Help Please!!!
https://web2.0calc.com/questions/help-please_53211
https://web2.0calc.com/questions/help-please_60819
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SpongeBobRules24
Jun 1, 2020
0
719
0
Help
For three consecutive years, Sam invested some money at the start of the year. The first year, he invested x dollars. The second year, he invested $2,000 less than times the amount he invested the first year. The third year, he invested $1,000 more than
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Guest
Jun 1, 2020
0
351
0
coordinates
Find the equation of the line through (2,3) that is parallel to the line going through the points (-1,7) and (2,4).
Guest
Jun 1, 2020
0
445
0
Help!
In triangle ABC, the angle bisector of angle BAC meets line segment BC at D, such that AD = AB. Line segment AD is extended to E, such that CD = CE and angle DBE = angle BAD. Show that triangle ACE is isosceles.
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Guest
Jun 1, 2020
0
1975
2
Help plz!
In triangle ABC, AX = XY = YB = BC and the measure of angle ABC is 120 degrees. What is the number of degrees in the measure of angle BAC?
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Guest
Jun 1, 2020
0
1515
1
What is the 75th term of the arithmetic sequence?
What is the 75th term of the arithmetic sequence?
−1113,−1094,−1075,−1056,−1037,...
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Guest
Jun 1, 2020
0
814
1
How is the sum expressed in sigma notation?
How is the sum expressed in sigma notation?
1/64+1/16+1/4+1+4
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Guest
Jun 1, 2020
0
1128
2
+280
Vector a is expressed in magnitude and direction form as vector a = ⟨√ (33), 130⟩.
Vector a is expressed in magnitude and direction form as vector a = ⟨√ (33), 130°⟩.
What is the component form vector a?
Round your answer to the nearest hundredth.
Vector a = ⟨ ,
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auxiarc
Jun 1, 2020
0
1289
1
The first term of a geometric sequence is −4300. The common ratio of the sequence is −0.1.
The first term of a geometric sequence is −4300. The common ratio of the sequence is −0.1.
What is the 8th term of the sequence?
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Guest
Jun 1, 2020
0
731
1
+4
urgent help with geometry 1.
Given the statement below, which of the following statements could you use in the proof? Explain your answers.* If angles MJK and angles MJL are a linear pair of angles, then the angles are also supplementary.
-JL and JK form a straight
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geometry1
Jun 1, 2020
0
681
1
help
There is a total of 20 quarters stacked in four piles. The first pile has 3 fewer than the second pile. The second pile has 2 more than the third pile. The fourth pile has twice as many as the second pile. How many quarters are in the fourth pile?
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Guest
Jun 1, 2020
0
701
2
what is 6x 12
what is 6x 1/2? this is pretty hard?!
off-topic
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Guest
Jun 1, 2020
0
482
1
help
A right triangle has leg lengths of 7 and 24 units. A second triangle is similar to the first triangle and has a hypotenuse of 100 units. What is the length, in units, of the shorter leg of the second triangle?
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Guest
Jun 1, 2020
0
638
2
+614
functions
solve.
1. e(7)
e(x)=-x^2-9x
2. a(-4)
read more ..
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xxJenny1213xx
Jun 1, 2020
0
394
1
HELP
For a given positive integer n>2^3, what is the greatest common divisor of n^3+3^2 and n+2?
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Guest
Jun 1, 2020
0
375
0
help
After 25 turns at bat, a baseball player had an average of 0.240. The next several games he improved and got 11 hits, and that raised his average to 0.340. How many times had he batted so far that whole season?
Guest
Jun 1, 2020
0
333
0
Identifying that this equation is an identity?
How would I identify that this equation is an identity?
=
Guest
Jun 1, 2020
0
383
0
quadratic
The equation x^2 + ax = −14 has only integer solutions for x. If a is a positive integer, what is the greatest possible value of a?
Guest
Jun 1, 2020
0
567
2
+57
Algebra help plz
Given that f(x) = x² − 4x − 3 and g(x) = ((x+3)/4), solve for f(g(x)) when x = 9.
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gvcarden
Jun 1, 2020
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