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Post New Question
All Questions
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234777 Questions
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597
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+42
CORONAVIRUS TIPS
1.Do not touch your face.
2.Wash your hands
3. Practice social distancing
4.Follow though
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off-topic
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Nerdo
Mar 30, 2020
0
508
1
need help
Find the slope intercept form of the line that contains the point (2,5) , and is also perpendicular to the line x+5y=10
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Guest
Mar 30, 2020
-2
440
1
PLEASE HELP!!!
This unit we have studied transformations of the following functions.
f(x) = a |x-h| + k
f(x) = a √(x-h)+ k
f(x) = a (x – h)2 + k
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Guest
Mar 30, 2020
-2
486
1
Help please
Mark opens a savings account with an initial deposit of $2000. He deposits $35 each week. Elizabeth's savings account is represented by the function y = $45x + $2800, where y is the balance of Elizabeth's savings account after her initial deposit and a
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Guest
Mar 30, 2020
0
1102
2
+208
math
Find the equation of the line shown in the graph. Write the equation in slope-intercept form.
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monkeyree1124
Mar 30, 2020
-1
534
3
+57
Trigonometry
Side a=16, side b=6, and side c=17.1
I figured out that angle A is 20.6, but when I try to find the next angle (angle B) I always come just a few decimal points off
What am I doing wrong
this is what I did
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gvcarden
Mar 30, 2020
0
846
1
help
The perimeter of the larger rectangle is 2 meters greater than twice the perimeter of the smaller rectangle. What is the perimeter of the larger rectangle?
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Guest
Mar 30, 2020
-2
474
1
+208
math
Find the equation of the line shown in the graph. Write the equation in slope-intercept
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monkeyree1124
Mar 30, 2020
0
651
2
+42
Could someone put a valid answer on my question?
https://web2.0calc.com/questions/number-theory_59
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Nerdo
Mar 30, 2020
0
578
3
math help
what is 1/3 times 30. Answer as a decimal
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Guest
Mar 30, 2020
-1
553
1
+170
I have no idea
Simplify
Enter your answer as a trigonometric function evaluated at an integer, such as "sin 7".
You are supposed to use sum and difference, but how do u subtract or add to angles 5 and 10
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FlyEaglesFly
Mar 30, 2020
-2
660
1
ch 9 geometry hw # 3
Prism A and prism B are similar. The volume of prism A is 27 cubic units while the volume of prism B is approximately 512 cubic units. If the surface area of prism B is 128 square units, what is the surface area of prism A?
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Guest
Mar 30, 2020
0
555
1
help
It takes two hours for two machines to manufacture 10000 parts. If machine #1 can do the job in one hour less than machine #2, how long does it take for each machine to manufacture 10000 parts alone
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Guest
Mar 30, 2020
-2
419
1
pls help!!!!
gymnasts in the Olympic women's competition, including Americans. The gold medal goes to first place, silver to second, and bronze to third. In how many ways can the medals be awarded to three of the gymnasts, if exactly one
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Guest
Mar 30, 2020
-1
859
2
+343
Two Fathers and Two Sons Riddle
Two fathers and two sons sat down to eat eggs for breakfast. They ate exactly three eggs, each person had an egg. The riddle is for you to explain how
nchang
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nchang
Mar 30, 2020
+1
1201
21
+42
Number Theory
A palindrome is a number which reads the same forward as backward. How many five-digit palindromes can be made from the digits 1, 2, and 9? (Each digit may be used more than once.)
Also, my brother nerdowizard4578's account. Yeah.
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Nerdo
Mar 30, 2020
-2
342
1
someone plz help!!
The expression $x^2 + 13x + 30$ can be written as $(x + a)(x + b),$ and the expression $x^2 + 5x - 50$ written as $(x + b)(x - c)$, where $a$, $b$, and $c$ are integers. What is the value of $a + b + c$?
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Guest
Mar 30, 2020
0
412
1
Math help
A spinner used in a board game is divided into 8 equally sized sectors. Three of these sectors indicate that the player should move his token forward on the board, two of these sectors indicate that the player should move his token backward, and the remaining
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Guest
Mar 30, 2020
-2
941
1
plz help me with my algebra problem !!
The expression $x^2 + 13x + 30$ can be written as $(x + a)(x + b),$ and the expression $x^2 + 5x - 50$ written as $(x + b)(x - c)$, where $a$, $b$, and $c$ are integers. What is the value of $a + b + c$?
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Guest
Mar 30, 2020
0
657
2
please help
Adam started to run at a rate of 6 mph from city A towards city B, which is 18 miles away. Ten minutes later, Benjamin started to run from city B towards city Aand simultaneously, Caroline started to bicycle at a rate of 11 mph from city A towards city
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Guest
Mar 30, 2020
0
568
1
help
A change machine at an arcade gives change for $1 bills and $5 bills. On Monday, 200 bills were inserted into the machine. The total value of the bills was $300 How many $1 bills were inserted into the machine on Monday?
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Guest
Mar 30, 2020
-1
1727
1
In XYZ , XZ=9 , YZ=4 , and m∠Z=58 . What is the area of the triangle? Enter your answer, rounded to the nearest tenth of a square unit
In △XYZ , XZ=9 , YZ=4 , and m∠Z=58° . What is the area of the triangle? Enter your answer, rounded to the nearest tenth of a square unit
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Guest
Mar 30, 2020
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