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Post New Question
All Questions
+0
230833 Questions
0
261
1
composite function
f(g(x))=1
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Guest
Mar 22, 2021
0
349
2
algebra
Solve $a = 3 + \sqrt{5a - 9}$ and $b = 1 + \sqrt{5b - 5}$.
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Guest
Mar 22, 2021
+1
537
1
+52
help meeeee
ik im annoying asking LOTS of questions but please:
What is the slope of a line parallel to the line $2x - 4y = 9$ Express your answer as a common fraction.
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PiggyEthyn
Mar 22, 2021
0
330
1
geometry help
Find the value of x.
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Guest
Mar 22, 2021
+1
454
1
+52
help asap!!!!!
fill in the blank with a constant, so that the resulting quadratic expression is the square of a binomial. x^2 + 22x =_____
pls help me
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PiggyEthyn
Mar 22, 2021
0
341
1
geometry
What is the value of x?
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Guest
Mar 22, 2021
0
350
1
circles and tangents
In triangle ABC, BAC = 78 degrees. The incircle of triangle ABC touches sides BC, AC, and AB at D, E, and F, respectively. Find EDF in degrees.
read more ..
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Guest
Mar 22, 2021
0
357
1
Two identical circles touch at the point P(9,3)
Two identical circles touch at the point P(9,3)
one of the circles has equation x^2 + y^2 - 10x - 6y +18 = 0
find the equation of the other circle
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Guest
Mar 22, 2021
0
590
2
Please Help Quickly!!!
Let $S=15.247 \div 14.85 + 18.1$ . How much larger is if you round each of these numbers to the nearest ten before calculating $S$ than if you round each to the nearest whole number?
Thank
read more ..
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Guest
Mar 22, 2021
0
341
6
pls help
need help with these
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Guest
Mar 22, 2021
0
267
1
PLEASE HELP ASAP ANYONE!!!
Let n be a positive integer and a, b be invertible integers modulo n such that a = b^-1 (mod n). What is the remainder when a*b is divided by n?
Thank you in advance!
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Guest
Mar 22, 2021
0
345
1
algebra
Joni and Edgar go shopping. She buys 3 baseballs and 2 baseball bat for 90 dollars. Edgar buys 5 baseballs and 2 bats for 116 dollars. How much does a baseball bat cost?
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Guest
Mar 22, 2021
0
386
2
Help ASAP!!!
Find it. Express your answer in base 2.
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Guest
Mar 22, 2021
0
351
1
algebra
The sum of 3 times a number and another number is 34. Five times the first number minus the other number is 38. What are the two numbers.
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Guest
Mar 22, 2021
0
399
1
+96
I really need help with this quick.
Find the value of $B - A$ if the graph of $Ax + By = 3$ passes through the point $(-7,2),$ and is parallel to the graph of $x + 3y = -5.$
Thank you.
read more ..
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Immaguest
Mar 22, 2021
0
302
1
Please help ASAP, Anyone!
Let $n$ be a positive integer and $a,b$ be invertible integers modulo $n$ such that $a\equiv b^{-1}\pmod n$. What is the remainder when $ab$ is divided by $n$?
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Guest
Mar 22, 2021
0
469
2
+96
Please help as soon as possible.
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 $m+b$.
Thank you in advance
read more ..
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Immaguest
Mar 22, 2021
0
314
1
two numbers
The sum of two numbers is 54 and their difference is 20. What are the two numbers?
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Guest
Mar 22, 2021
0
460
3
math problem
There are twenty-two more chickens than cows. The number of cows and chickens combined is 98. How many are chickens?
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Guest
Mar 22, 2021
0
330
1
Please Help!
Find $a/b$ when $2\log{(a -2b)} = \log{a} + \log{b}$.
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Guest
Mar 22, 2021
0
400
2
algebra
Write a^4 - 5a^2 + 6 as a product of two monic quadratics with integer coefficients.
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Guest
Mar 22, 2021
0
343
1
algebra
Write a^4 + a^2 + 1 as a product of two monic quadratics with integer coefficients.
catmg
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Guest
Mar 22, 2021
0
343
1
algebra problem
For how many ordered pairs of positive integers (x,y) does the equation 1/x + 2/y = 2/5 hold?
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Guest
Mar 22, 2021
0
392
2
area of a triangle
In right $\triangle ABC$, shown here, $AB = 15 \text{ units}$, $AC = 28 \text{ units}$ and points $D,$ $E,$ and $F$ are the midpoints of $\overline{AC}, \overline{AB}$ and $\overline{BC}$, respectively. In square units, what is the area of $\triangle DEF$?
read more ..
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Guest
Mar 22, 2021
0
314
1
triangle
In triangle $ABC$, the measure of $\angle A$ is $86$ degrees. The measure of $\angle B$ is $25$ degrees more than three times the measure of $\angle C$. What is the measure, in degrees, of $\angle C$?
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Guest
Mar 22, 2021
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