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Post New Question
All Questions
+0
232214 Questions
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247
1
Equation
Find all values of t such that 6t - 2/3 + 5t = 4 + 3(2 - t).
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Guest
Aug 26, 2021
0
359
1
help plz
1. A number x is 3 larger than its reciprocal. What is the value of (x - 1/x)^4 ?
2. How many polynomials of the form x^2 + mx + n are there with positive integer roots and n=28?
you can answer then in any order! thank you!
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Guest
Aug 26, 2021
0
241
1
What
What
Is
smallest
Number
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Guest
Aug 26, 2021
0
362
2
+111
undefined
A ballpoint pen cost 8 times as much as an exercise book. John spent 2/5 of his money one exercise books and 1/3 of the remainder on 3 ballpoint pens. How many exercise books did he buy?
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Ticon6
Aug 26, 2021
0
330
1
+111
Please help me to solve this question
Dean spent 1/6 of his money on sports shoes and $30 on a shoe bag.
He spent 1/5 of the remainder on a jersey and saved the rest. He saved $236.
a) What was the cost of the Jersey?
b) How much more did he spent on sports shoes than
read more ..
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Ticon6
Aug 26, 2021
0
416
3
+176
Don’t forget
https://web2.0calc.com/questions/please-help-its-urgent_1
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Whayousayy
Aug 26, 2021
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395
1
+108
Math
https://web2.0calc.com/questions/help-me-asap_22
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KourageKowardlyDog
Aug 26, 2021
0
355
1
coordinates
You connect the points (0, 0) and (9, 6) with a line segment. Starting at (0, 0), you move 1/4 of the way along the segment. What is the sum of the coordinates of the point you land upon?
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Guest
Aug 26, 2021
0
320
2
coordinates
On a Cartesian coordinate plane, points (1,2) and (7,-4) are opposite vertices of a square. What is the area of the square?
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Guest
Aug 26, 2021
0
481
1
help
It took $4$ days for $75$ workers, all working together at the same rate, to build an embankment. If only $50$ workers had been available, how many total days would it have taken to build the embankment?
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Guest
Aug 26, 2021
0
204
0
Complex Numbers
There are 3 complex numbers a + bi, c + di, and e + fi. If b = 7, e = -a - c, and the sum of the numbers is -3i, find d + f.
Guest
Aug 26, 2021
0
325
1
Algebra
If we are given x such that 25^x - 9^y = 16 and 5^x - 3^y = 2, find x + y.
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Guest
Aug 26, 2021
0
253
1
Probability
Leslie has a set of 8 cards numbered 1 to 8. She randomly selects 2 cards one at a time WITHOUT replacement. What is the probability that she selects an odd number first and then an even number?
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Guest
Aug 26, 2021
-4
2219
3
+73
What vector points from the origin to the point (4, 3, -1)?
1. What vector points from the origin to the point (4, 3, -1)?
2. Write (-3, 0, 2) as a sum of two vectors:
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GAMEMASTERX40
Aug 26, 2021
Aug 25, 2021
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187
0
Quadratic
Let r and s be the roots of 3x^2 + 4x + 12 = x^2 + 5x + 1. Find r^2 + s^2.
Guest
Aug 25, 2021
0
345
1
Function
Let
f(x) = 3x + 5 if x < -3
f(x) = 7x + 4 if x >= 3
Find f(5).
read more ..
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Guest
Aug 25, 2021
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320
1
Geometry problem
In triangle JKL, we have JK = JL = 25 and KL = 20. Find the circumradius
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Guest
Aug 25, 2021
0
321
1
Quadratic equations
What real value of produces the smallest value of the quadratic t^2 - 9t - 36 + 3t^2 - t + 10?
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Guest
Aug 25, 2021
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311
1
help algebra
For what values of y does the following equation have no solutions for x?
xy+6y+20x+4=1
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Guest
Aug 25, 2021
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246
1
geometry
As shown in the figure, 2 angle bisectors of triangle ABC, line BE, and CF, intersect at P. if angle EPF = 111 degrees, what is angle A in degrees?
read more ..
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Guest
Aug 25, 2021
0
260
2
help pls
In the diagram, CBD = CDB, ABP = 5x-7, and EDQ = 2x+11. What is ABD in degrees?
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Guest
Aug 25, 2021
0
315
0
If a bird flies at a rate of 2/3 of a mile per minute, then at how many miles per hour is it flying?
If a bird flies at a rate of 2/3 of a mile per minute, then at how many miles per hour is it flying?
read more ..
Guest
Aug 25, 2021
0
190
0
help probability
Two cards are chosen at random from a standard 52-card deck. What is the probability that they are either both hearts or both diamonds or both Aces?
Guest
Aug 25, 2021
0
193
0
help trig
In right triangle ABC, with B = 90 degrees, we have sin A = 2 cos A + tan A. What is tan A?
Guest
Aug 25, 2021
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