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Post New Question
All Questions
+0
237691 Questions
-1
927
3
+30
Help please!
If x = 4 (mod19) and y = 7 (mod19), then find the remainder when (x + 1)^2 (y + 5)^3 is divided by 19.
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er1004
Apr 25, 2019
-1
1293
3
+30
Help please!
a) Let A be the set of all numbers which can be represented as the sum of three consecutive positive integers. What is the greatest common divisor of all numbers in A?
b) Show that the sum of 11 consecutive integers is
read more ..
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er1004
Apr 25, 2019
+1
1037
3
+2864
Simplifying Exponents
I'm not that good at math, as I am only in middle school, so please help.
Express the following in simplest form :
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CalculatorUser
Apr 25, 2019
0
2113
3
+24
HELP PLEASE
A farmer has 1,300 acres of land on which he grows corn, wheat, and soybeans. It costs $45 per acre to grow corn, $60 to grow wheat, and $50 to grow soybeans. Because of market demand the farmer will grow twice as many acres of wheat as of corn. He has
read more ..
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savcarroll
Apr 25, 2019
0
1877
2
Please help
Given that the absolute value of the difference of the two roots ax^2 + 5x - 3 = 0 is , and a is positive, what is the value of a?
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Guest
Apr 25, 2019
0
704
1
help thanks
what is the radical conjugate of 5-6rt2? Thanks!!!!!
ElectricPavlov
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Guest
Apr 25, 2019
0
501
1
need help click
8x6 = 48 6x8=48
off-topic
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Guest
Apr 25, 2019
Apr 24, 2019
+1
960
1
+170
Please Help
Let and be polynomials.
Suppose $f(x)=0$ for exactly three values of : namely , and .
Suppose for exactly five values of : namely , and $8$ .
Is it
read more ..
Melody
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FlyEaglesFly
Apr 24, 2019
+1
961
2
+687
What is 0.48 expressed as a fraction in simplest form? (just the 8 repeats)
What is 0.48 expressed as a fraction in simplest form? (just the 8 repeats)
https://snag.gy/9qs6uE.jpg
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hoiuu
Apr 24, 2019
0
1903
3
Desperate need for help
A turtle can walk 1/12 of a kilometer in an hour. The turtle is 1/5 of a kilometer away from a pond. At this speed, how long will it take the turtle to reach the pond? Khan academy
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Guest
Apr 24, 2019
+1
1611
2
+257
Basic Probability
A number is selected at random from 1 through 100, inclusive. What is the probability that the number is a divisor of 50? Express your answer as a common fraction.
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SydSu22
Apr 24, 2019
+2
1010
5
+19
Quadtratic Optimization.
What is the smallest possible real value of ?
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eggs27
Apr 24, 2019
0
1602
1
How do I solve this using combination
A teacher has made ten statements for a True-False test. Four statements are true and six are false. How many distinct answer keys could there be for the test?
just hints please, thanks!
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Guest
Apr 24, 2019
0
926
4
+267
Solve for distance(and time) it takes to accelerate from v=0 to v=v_f
A car is standing still (). It accelerates at a rate of
Given and and solve for . ( and are known values)
read more ..
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Quazars
Apr 24, 2019
0
1304
3
+30
Help Please!
Find the remainder when $3 \times 13 \times 23 \times 33 \times \ldots \times 183 \times 193$ is divided by $5$.
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er1004
Apr 24, 2019
0
1367
2
+30
Help please!
If $a\equiv 18\pmod{42}$ and $b\equiv 73\pmod{42}$, then for what integer $n$ in the set $\{100,101,102,\ldots,140,141\}$ is it true that $$a-b\equiv n\pmod{42}~?$$
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er1004
Apr 24, 2019
0
1469
2
+30
Help please!
If $a\equiv 18\pmod{42}$ and $b\equiv 73\pmod{42}$, then for what integer $n$ in the set $\{100,101,102,\ldots,140,141\}$ is it true that $$a-b\equiv n\pmod{42}~?$$
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er1004
Apr 24, 2019
0
1746
3
The diameter of a conical paper cup is 3.4 inches, and the length of the sloping side is 4.53 inches, as shown in the figure. How much
The diameter of a conical paper cup is 3.4 inches, and the length of the sloping side is 4.53 inches, as shown in the figure. How much water will the cup hold? (Round your answer to two decimal places.)
____in3
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Guest
Apr 24, 2019
0
638
2
geometry
6x+8=x+35 how do i solve??
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Guest
Apr 24, 2019
0
1243
1
Help!
The equation $y = -4.9t^2 - 3.5t + 2.4$ relates the height $y$ (in meters) to the elapsed time $t$ (in seconds) for a ball thrown downward at 3.5 meters per second from a height of 2.4 meters from the ground. In how many seconds will the ball hit the ground?
read more ..
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Guest
Apr 24, 2019
+1
866
1
help
A triangular region is bounded by the two coordinate axes and the line given by the equation 2x + y = 6. What is the area of the region, in square units?
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Guest
Apr 24, 2019
-6
978
1
+73
For each sequence, decide whether it could be arithmetic, geometric, or neither. Last One!
For each sequence, decide whether it could be arithmetic, geometric, or neither.
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GAMEMASTERX40
Apr 24, 2019
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