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Post New Question
All Questions
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229743 Questions
0
466
4
Please Help
For what number A does the equation 3Ax-24=5x-9+x have no solution for x?
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Guest
Dec 30, 2020
0
332
1
algebra question
Consider the polynomial
(x^2 - 47x + 1)(x^2 - 47x + 2)(x^2 - 47x + 3) ... (x^2 - 47x + 999)
What is the product of the real roots of this polynomial? I don't know what to do here.
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Guest
Dec 30, 2020
0
436
1
Help on Polynomial Division
Let $P(x)$ be a cubic polynomial such that $P(0) = -3$ and $P(1) = 4.$ When $P(x)$ is divided by $x^2 + x + 1,$ the remainder is $2x - 1.$ What is the quotient when $P(x)$ is divided by $x^2 + x + 1$?
Here is my go at it:
Let
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Guest
Dec 30, 2020
0
282
1
plz hlp asap
The road sign at Andley says Melford 24 miles. This is correct to the nearest ½mile. Write down the least distance between Andley and Melford
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Guest
Dec 30, 2020
0
478
3
help plz!
There are two circles of equal radius 1 that are centered at points A and B, respectively, and externally tangent to each other. A tangent DC is drawn to both circles, and a square EFGH fits between the circles such that points G
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Guest
Dec 30, 2020
0
381
3
circle geometry
In right triangle ABC, angle B = 90 degrees, AB = 5, and BC = 12. Circle O is drawn with the center O on AB, and tangent to the hypotenuse of the triangle and BC. What is the exact radius of the circle, expressed as a decimal?
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Guest
Dec 30, 2020
0
388
1
cubic polynomial
Let the function f(x) be a cubic polynomial of the form ax^3+bx^2+cx +d, and it satisfy the constraints f(0) = 7, f(1) = 10, f(2) = 15 and f(3) = 28. Compute a+2b+3c+4d.
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Guest
Dec 30, 2020
0
421
4
stuck on this
A, B, and T are three points lying on a circle. If PT is a tangent line of the circle and AB = 7 and PT = 12, then what is PA?
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Guest
Dec 30, 2020
0
456
1
please help
There is a quadrant-shaped field partitioned into four sections by the intersection of two semicircles with bases at the perpendicular axes of the quadrant. What is the ratio of areas of the red section to the blue section?
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Guest
Dec 30, 2020
0
736
2
Inverse functions
(a) Let be defined by
Show that f(x) has no inverse function.
(b) Let be defined by
Show that g(x) has an inverse function.
I'm a little confused on how to find the inverse function of f(x).
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Guest
Dec 30, 2020
0
1063
3
Hey can I have a little help please?
I cant find the largest prime divisor of 11! + 12!.
can anyone help?
catmg
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Guest
Dec 30, 2020
0
268
0
number theory
How many of the 343 smallest positive integers written in base 7 use 4 as a digit?
Guest
Dec 30, 2020
0
281
0
polygon
There is a point inside a polygon such that if you rotate the polygon around that point clockwise by 50 degrees, the polygon coincides with itself. What is the minimum number of vertices that this polygon can have?
Guest
Dec 30, 2020
0
1
602
2
clock problem
What is the degree measure of the smaller angle between the hour hand and the minute hand of a clock at exactly 2:50 p.m. on a 12-hour analog clock?
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Guest
Dec 30, 2020
0
1
410
1
algebra
Find all values of x such that 6x = 35/x - 42/x^2. If you find more than one value, then list your solutions in increasing order, separated by commas.
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Guest
Dec 30, 2020
0
1
530
1
plz help
The teacher has written an equation of the form on the board, where is a quadratic, but Heather can't read the linear term. She can see that the quadratic term is and that the constant is . She asks her neighbor,
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Guest
Dec 30, 2020
0
1
395
1
algebra question
Find all values of x such that x/(x + 4) = -8/(x + 7). If you find more than one value, then list your solutions in increasing order, separated by commas.
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Guest
Dec 30, 2020
0
1
503
7
Hi repost
A circle is tangent to the parabola $y = \frac{x^2}{4}$ at $(2,1),$ and to the $y$-axis. Find the radius of this circle.
Alan
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Guest
Dec 30, 2020
0
1
426
1
algebra
One day, I decide to run to the park. On the way there, I run at a rate of x^2 miles per hour for 3 hours. On the way back, I take the same path and jog at a slower rate of 16 - x miles per hour so that it takes me 4 hours to get home. Given that x >
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Guest
Dec 30, 2020
0
1
409
1
factoring
The expression x^2 - 60x + 851 can be written in the form (x - a)(x - b) , where a and b are both nonnegative integers and a > b. What is the value of 3b - a?
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Guest
Dec 30, 2020
+3
1
550
3
+239
Answering Problems
Hi! I know how to write my answer for the question, but I can't seem to post it. Is there a key that I am supposed to press or a button?
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DewdropDancer
Dec 30, 2020
0
1
328
1
number theory
Given that k is a positive integer less than 6, how many values can k take on such that 4k = k (mod6)has no solutions in x?
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Guest
Dec 30, 2020
0
1
459
1
counting question
How many 4-digit positive integers exist that satisfy the following conditions: (A) Each of the first two digits must be 1, 4, or 5, and (B) the last two digits cannot be the same digit
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Guest
Dec 30, 2020
0
660
3
+407
Need help please ASAP
A faulty car odometer proceeds from digit 3 to digit 5, always skipping the digit 4, regardless of position. For example, after traveling one mile the odometer changed from 000039 to 000050. If the odometer now reads 002005, how many miles has the car actually
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ss333
Dec 30, 2020
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