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Post New Question
All Questions
+0
231234 Questions
0
353
1
help coordinates
The graph of y=f(x) has the line x=5 as an axis of symmetry. The graph also passes through the point (-8, -7) Find another point that must lie on the graph of y=f(x).
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Guest
Jul 23, 2021
0
357
1
System
For a certain value of k, the system
3a + 4b = 7
3a + 2b = k - 2b
read more ..
ElectricPavlov
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Guest
Jul 23, 2021
+1
371
2
help coordinates
Let X,Y, and Z be points such that If XZ/XY = ZY/XY = 1/2. If Y = (1,-7) and Z = (-1,-7), then what is the sum of the coordinates of X?
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Guest
Jul 23, 2021
0
379
1
Word Problem, Please help and show work, Thank you
A rectangle has an area of 2x2-x-1
a) Determine an expression for the width of the rectangle if the length is 2x+1
b) State any non-permissible value(s)
c) Are there any other non-permissible values of x? Explain.
read more ..
ElectricPavlov
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Guest
Jul 23, 2021
0
402
1
+8
June Cleaver needs $2,000 in 7 years’ time so she can enroll in a review course in mathematics offered by Algonquin College. She can earn 9%
June Cleaver needs $2,000 in 7 years’ time so she can enroll in a review course in mathematics offered by Algonquin College. She can earn 9% compounded monthly at a small financial institution. How much must June deposit now to have $2,000
read more ..
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vishal
Jul 23, 2021
0
364
1
June Cleaver needs $2,000 in 7 years’ time so she can enroll in a review course in mathematics offered by Algonquin College. She can earn 9%
June Cleaver needs $2,000 in 7 years’ time so she can enroll in a review course in mathematics offered by Algonquin College. She can earn 9% compounded monthly at a small financial institution. How much must June deposit now to have $2,000
read more ..
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Guest
Jul 23, 2021
0
492
1
Rational word problem (short)
The sum of two integers is 12. The difference in their reciprocals is 2/9 Determine the two integers. (please show work)
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Guest
Jul 23, 2021
0
330
1
Parabola
The graph of y = f(x) is a parabola whose vertex is at (2,-1). The graph of y = f(x + 3) is also a parabola. Where is the vertex of the graph of y = f(x + 3). Write your answer as an ordered pair.
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Guest
Jul 23, 2021
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232
0
Math question
Harry, Larry and Garry are three brothers all go to secondary school. Harry and Larry are an exact number of years apart. They have their birthdays on the same day. Garry's birthday is on a different day. Harry is 80% of Larry age. Garry is 110% of
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Guest
Jul 23, 2021
0
360
2
Graphing
The graph of y = f(x) is shown in red below. Find f(2).
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Guest
Jul 23, 2021
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196
0
counting
Find the number of four-digit numbers which are not divisible by 4 or 5.
Guest
Jul 23, 2021
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362
1
help
Show that every prime of the form 3k + 1 is also of the form 6k + 1.
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Guest
Jul 23, 2021
0
381
3
geometry
As shown in the diagram, $BD/DC=2,CE/EA=3,$ and $AF/FB=4.$ Find $[DEF]/[ABC].$
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Guest
Jul 23, 2021
0
364
1
help asap
If $-6\leq a \leq -2$ and $3 \leq b \leq 5$, what is the greatest possible value of $\displaystyle\left(a+\frac{1}{b}\right)\left(\frac{1}{b}-a\right) $? Express your answer as a common fraction.
Please help me convert this to proper
read more ..
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Guest
Jul 23, 2021
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328
1
parabola
The area of the triangle formed by points of intersection of parabola y=a(x-3)(x+2) with the coordinate axes is 12. Find a if it is known that parabola opens upward.
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Guest
Jul 23, 2021
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210
0
Function
Let
f(x) = k(x) if x > 3
f(x) = (x - 3)^2 + 3 if x <= 3
read more ..
Guest
Jul 23, 2021
0
323
2
Coordinates
Find an equation of the line passing through the pair of points (4.9) and (3,5). Write the equation in the form AX + By = C.
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Guest
Jul 23, 2021
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262
1
Problem
As n ranges over the positive integers, what is the maximum possible value that the greatest common divisor of 13n+8 and 5n+3 can take?
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Guest
Jul 23, 2021
0
228
1
Graphing question
How many points of the form (x,y), where both coordinates are positive integers, lie below the graph of the hyperbola xy=30?
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Guest
Jul 23, 2021
Jul 22, 2021
0
214
0
help with coordinates
Let P be a variable point on the parabola y^2 = 2x and Let B and C be points on the y-axis so that the circle (x - 4)^2 + y^2 = 1 is inscribed in triangle PBC. Find the minimum area of triangle PBC.
Guest
Jul 22, 2021
0
263
1
Cphill help please
help please
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Guest
Jul 22, 2021
0
373
1
need help
For each of the next five days, Mary plans to spend 1/3 of the money she has at the beginning of the day. At the beginning of the first day, Mary has $243. Assuming that Mary doesn't get any new money over the next five days, how much money will she
read more ..
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Guest
Jul 22, 2021
0
427
1
solve? confused?
Milton spilled some ink on his homework paper. He can't read the coefficient of , but he knows that the equation has two distinct negative, integer solutions. What is the sum of all of the distinct possible integers that could be under the ink
read more ..
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Guest
Jul 22, 2021
0
318
1
help plz
I pick two whole numbers x and y between 1 and 10 inclusive (not necessarily distinct). My friend picks two numbers x - 4 and 2y + 1. If the product of my friend's numbers is one greater than the product of my numbers, then what is the product of my numbers?
read more ..
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Guest
Jul 22, 2021
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