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Post New Question
All Questions
+0
230450 Questions
0
267
1
Coordinates
Which equation represents a line that is parallel to y= -4x+3 and passes through the point (-3,2)
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Guest
Dec 25, 2021
0
203
1
Sequences
In a geometric sequence of real numbers, the sum of the first 2 terms is 7, and the sum of the first 6 terms is 91. What is the sum of the first 4 terms?
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Guest
Dec 25, 2021
Dec 24, 2021
0
261
1
Coordinates
What is an equation of the line that passes through the point (-6, -7) and is perpendicular to the line 6x - 5y = 30?
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Guest
Dec 24, 2021
0
217
1
Percent
Two liters of a 30% acid solution are mixed with three liters of a 70% acid solution. What percent of the mixture is acid?
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Guest
Dec 24, 2021
0
207
2
need help
The number √2u-1, √2u+1 and 2√u are the side lengths of a triangle How many degrees are in the measure of the largest angle?
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Guest
Dec 24, 2021
0
234
2
Math problem
The positive five-digit integers that use each of the digits 1, 2, 3, 4 and 5 exactly once are ordered from least to greatest. What is the 60th integer in the list?
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Guest
Dec 24, 2021
0
208
1
need help
Find positive integers (a,b) so that sqrt(37 + 12*sqrt(7)) = a + b*sqrt(7). Answer in the form of "a, b".
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Guest
Dec 24, 2021
0
195
2
Counting
Derek's phone number, 336 - 7624, has the property that the three-digit prefix, 336, equals the product of the last four digits, 7 times 6 times 2 times 4. How many seven-digit phone numbers have this property?
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Guest
Dec 24, 2021
0
205
2
Coordinates
Find the point P that partitions the line segment AB given the ratio. A (3, 6) B(-4, 3) with the ratio 2:7
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Guest
Dec 24, 2021
0
200
1
quadratic
Find an equation for the quadratic that passes through the points (−1,8), (2,−4), and (−6,−12).
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Guest
Dec 24, 2021
+1
280
2
+47
algebra question
what is 1/2(x^6)* (y^7)
if x=3/4 and y=4/3
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bruhlmao
Dec 24, 2021
0
199
1
Coordinates
Find the reflection of the point (5,3) across the line y = 3x + 2.
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Guest
Dec 24, 2021
+1
291
1
+47
algebra help
simplify
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bruhlmao
Dec 24, 2021
0
292
2
Algebra
if z is a complex number satisfying z+(1/z)=1, calculate z^2+ (1/ z^2).
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Guest
Dec 24, 2021
0
204
1
Geometry
In the figure, ABCD is a rectangle, AZ = WC = 6, AB = 15, and the area of trapezoid ZWCD is 130 square units. What is the area of triangle BQW?
read more ..
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Guest
Dec 24, 2021
0
210
1
Geometry
For some value d, an isosceles triangle has at least one angle of 2d-40 degrees and at least one angle of d+10 degrees. What are all possible values of d?
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Guest
Dec 24, 2021
0
205
1
Domain question
For what value of x is the expression (2x^3 + 3)/(x^2 - 24x + 100) not defined?
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Guest
Dec 24, 2021
0
213
2
Math problem
A star-polygon is drawn on a clock face by drawing a chord from each number to the fifth number counted clockwise from that number. That is, chords are drawn from 12 to 5, from 5 to 10, from 10 to 3, and so on, ending back at 12. What number comes after
read more ..
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Guest
Dec 24, 2021
0
198
1
Coordinates
Find the radius of a circle with the equation:
x^2 + y^2 – 18x – 24y + 124 = 0
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Guest
Dec 24, 2021
0
195
0
help
Suppose that a and b are digits in base d>6 such that . Find A_d - B_d in base d .
Guest
Dec 24, 2021
0
355
9
+72
Solving for f'(0) given derivative conditions
Let the function be continuous and real valued, and satisfy the following conditions:
1. ,
2.
3.
read more ..
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jsaddern
Dec 24, 2021
0
336
1
+72
Interesting calculus-geometry problem
The base of a solid is the area between the parabolas and . Calculate hte volume of the solid given that the cross sections perpendicular to the -axis are equilateral triangles!
Thank you.
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jsaddern
Dec 24, 2021
0
405
7
+72
Find the function f(x) that satisfies...
Find the function that satisfies:
,
for all
read more ..
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jsaddern
Dec 24, 2021
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