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Post New Question
All Questions
+0
234777 Questions
-1
408
1
Division
How many times does 42 go into 125?
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Guest
Jan 21, 2021
0
419
1
algebra
\[\large \frac{a+b}{a}=\frac{a}{b}=x\]
Given a and b are real numbers and x is positive, find x.
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Guest
Jan 21, 2021
+2
655
7
+14
Percentage
In an office, 50 individuals have brown hair, 24 have blond hair, 5 have red hair, and 17 have black hair. What percentage of people in the office have blond hair? Would I just divide the total by 24?
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ALittleTap
Jan 21, 2021
0
304
1
Polynomial problem
So the question is
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
I understand the problem and I know you have make a system
read more ..
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Guest
Jan 21, 2021
0
271
0
inequality question
Solve for x:
\[ \dfrac{1}{\log_{4}\left(\dfrac{x+1}{x+2}\right)}<\dfrac{1}{\log_{4}(x+3)}\]
Guest
Jan 21, 2021
0
389
2
penny reads 11 pages in 1/2 hour. What is the unit rate for hours per page?
Please help im kinda lost
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Guest
Jan 21, 2021
0
422
1
two semicircles
Find the radius of each semicircle.
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Guest
Jan 21, 2021
0
798
2
I would really appreciate help/tips on how to solve this.
$12\%$ of the mammals at the aquarium are otters. All of the otters are either sea otters or river otters. $40\%$ of the otters are sea otters. What percent of the mammals at the aquarium are river otters?
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Guest
Jan 21, 2021
0
399
3
hjælp plz plzzzzz
lisa købte for 100 kroner bare slutelias. før elias købte 3 ting for 192 han endten nuance 46kr, dykker briller 67kr, snorkel 79kr, delfin 158kr, hvad købte de
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Guest
Jan 21, 2021
0
346
1
parametric curve
A tennis ball dipped in red paint rolls around on the coordinate plane, so that it is at
(x,y) = (t,2t)
at time t, where 0 <= t <= 4. Find the length of the paint trail left by the tennis ball.
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Guest
Jan 21, 2021
0
337
1
inflation
Due to inflation there were two demnd increases. After the secound, the price of a certin item becam 8 times the original. What percent increase of the secound if the first was 50%?
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Guest
Jan 21, 2021
0
534
2
Solving Equations and Systems of Equations
Anna and David left an 18% tip after having dinner at a restaurant. The amount of the tip was $9. Anna’s dinner cost $28. Which equation can you use to find x, the cost of David’s dinner?
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Guest
Jan 21, 2021
0
562
1
-8
Asymptotes, intercepts, symmetry, mirror line, intervals ?.
Hello,
a) Use the asymptotes and intercepts to make a quick sketch of the function f(x) =x-2/x+4 and its reciprocal,g(x)= x+4/x-2 , on the same set of axes.
b) Describe the symmetry in the graphs
read more ..
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jackyjoy123
Jan 21, 2021
0
514
1
trig.
A damaged tree is supported by a guy-wire 10.0m long. The wire makes an agle of \displaystyle 61^{\circ}61∘ with the ground. Calculate the height at which the guy-wire is attached to the tree. Round your answer to the nearest tenth of a meter
read more ..
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Guest
Jan 21, 2021
0
441
1
+59
help pls
Give:
f (x)=mx+c and g(x)= x/2 +3
find f(x) if
g(f(x) = - 4 - 5/2 *x
read more ..
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helloguys
Jan 21, 2021
+2
502
2
+367
Please Help Thank You
Question 1.
Find x such that .
Question 2.
read more ..
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imdumb
Jan 21, 2021
0
422
0
+59
help
Find the resultant force and the balancing force for the forces shown in the figure.
I have found the resultant force, please tell me if it came out correctly.
FR=√N2+f2
read more ..
helloguys
Jan 21, 2021
0
276
0
how to calculate this one?
(3.06*15.1mJm^-2)/1.46*10^-10m
Guest
Jan 21, 2021
0
473
3
math
f(x)= arctan(cosx) / arcsin(1−x2√) f′(0)=?
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Guest
Jan 21, 2021
0
302
0
Help me plz
With this transistor, computers will be able to do 1 109calculations in the time it takes to blink your eye. Express the number of calculations using standard notation. (Hint: Write 9 zeros)
Guest
Jan 21, 2021
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