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Post New Question
All Questions
+0
234941 Questions
0
918
1
Find the coefficient of $x$ when $3(x - 4) + 4(7 - 2x^2 + 5x) - 8(2x - 1)$ is simplified.
Find the coefficient of $x$ when $3(x - 4) + 4(7 - 2x^2 + 5x) - 8(2x - 1)$ is simplified.
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Guest
Jun 2, 2020
0
599
1
HALLP ASAP
In the diagram below, the area of BCD is 60. What is the length of side BC?
off-topic
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Guest
Jun 2, 2020
0
388
0
help
Given that -3 <= x <= 2 and 20x^2 = y - 24, what is the smallest possible value for y?
Guest
Jun 2, 2020
-4
813
1
+73
Lin thinks that the central angle in circle A is congruent to the central angle in circle B. Do you agree with Lin?
Lin thinks that the central angle in circle A is congruent to the central angle in circle B. Do you agree with Lin? Show or explain your reasoning.
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GAMEMASTERX40
Jun 2, 2020
0
638
3
+22
ples halp
The function $f$ satisfies \[f(\sqrt{x + 1}) = \frac{1}{x}\]for all $x \ge -1,$ $x\neq 0.$ Find $f(2)$.
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INEEDHELPCUZIMSMART
Jun 2, 2020
0
1013
1
HELP PLEASE
When the expression $3x^2-24x+55$ is written in the form $a(x+d)^2+e$, where $a$, $d$, and $e$ are constants, then what is the sum $a+d+e$?
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Guest
Jun 2, 2020
0
667
2
Kinda need help
Paula invests $10,000 for 5 years at an interest rate of 10% per year. If the interest is simple interest, how much is her investment worth at the end of those five years?
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Guest
Jun 2, 2020
Jun 1, 2020
0
709
1
Let $f(x)=2x^4+x^3+x^2-3x+r$. For what value of $r$ is $f(2)=0$?
Let $f(x)=2x^4+x^3+x^2-3x+r$. For what value of $r$ is $f(2)=0$?
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Guest
Jun 1, 2020
+1
523
2
+22
PLeaaase halp meeee
The function $f$ satisfies \[f(\sqrt{x + 1}) = \frac{1}{x}\]for all $x \ge -1,$ $x\neq 0.$ Find $f(2)$.
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INEEDHELPCUZIMSMART
Jun 1, 2020
0
755
1
Help Quick PLEASE
Jeremy is writing down a sequence of integers. He writes 1 as his first number. Then, he squares it and adds 3, writing down 4 next. He squares 4 and adds 3, writing down 19 as his third number. If Jeremy continues his square-and-add pattern, what will
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Guest
Jun 1, 2020
0
1438
2
+865
The entire graph of the function f(x) is shown below (f is only defined when x is between -4 and 4 inclusive). How many values of
The entire graph of the function f(x) is shown below (f is only defined when x is between -4 and 4 inclusive). How many values of x satisfy f(f(x)) = 2?
read more ..
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AnimalMaster
Jun 1, 2020
0
497
1
The entire graph of the function f(x) is shown below (f is only defined when x is between -4 and 4 inclusive). How many values of
The entire graph of the function f(x) is shown below (f is only defined when x is between -4 and 4 inclusive). How many values of x satisfy f(f(x)) = 2?
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Guest
Jun 1, 2020
0
562
2
+865
help!
Jose invested $50,000 for 2 years at an annual interest rate of 4 percent compounded yearly. Patricia invested $50,000 for the same period of time, at the same interest rate, but the interest was compounded quarterly. To the nearest dollar,
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AnimalMaster
Jun 1, 2020
0
585
2
+865
reason i keep reposting is that i keep getting troll answers.
The circle 2x^2 = -2y^2 + 12x - 4y + 20 is inscribed inside a square which has a pair of sides parallel to the x-axis. What is the area of the square?
The reason i keep reposting is that i keep getting troll answers. I have
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AnimalMaster
Jun 1, 2020
0
1421
1
help
What is the positive difference between the sum of the first 20 positive multiples of 5 and the sum of the first 20 positive, even integers?
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Guest
Jun 1, 2020
0
1144
1
Find $h(x)$, with terms in order of decreasing degree, if\[3x^4+2x-1+h(x)=5x^2-6x-1.\]
Find , with terms in order of decreasing degree, if 3x^4+2x-1+h(x)=5x^2-6x-1.
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Guest
Jun 1, 2020
0
399
1
how fast
located approximately 26 thousand light-years from the center of a galaxy and orbits that center once every 258 million years, how fast is the planet traveling around the galaxy in km/hr?
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Guest
Jun 1, 2020
0
393
0
factoring
Factor x^8 + 64 over the real numbers. I'm not sure what to do here.
Guest
Jun 1, 2020
0
602
1
A recipe which serves two people needs 1/2 cup of water. How much water is needed if the cook wants to make enough to serve six people?
A recipe which serves two people needs 1/2 cup of water.
How much water is needed if the cook wants to make enough to serve six people?
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Guest
Jun 1, 2020
0
486
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 be a quadratic polynomial such that , and Let Find the sum of the coefficients of the terms in that have even degree. (For example, the sum of the coefficients of the terms in that
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Guest
Jun 1, 2020
0
544
0
+614
can someone pls help me with this ques
https://web2.0calc.com/questions/functions_40
xxJenny1213xx
Jun 1, 2020
0
487
1
please help
If I drive the first 3 miles at 45 mph, how fast must I drive the last mile in order to complete the entire trip in 5 minutes?
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Guest
Jun 1, 2020
0
521
1
trig
If tan (x) = 1/2 and csc(x) < 0, then find cos(x).
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Guest
Jun 1, 2020
0
673
1
help
Parallelogram ABCD has A(0, 1), B(2, 1) and C(4, 0) as three of its vertices. What is the sum of the coordinates of point D?
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Guest
Jun 1, 2020
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