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Post New Question
All Questions
+0
234765 Questions
0
442
1
+195
Help
The areas of three of four triangular regions are given in the diagram. What is the area of the remaining region?
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QuestionMachine
Feb 19, 2021
0
549
1
Help with Module Inverses
What is (mod 25)? Express your answer as an integer from 0-24 inclusive.
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Guest
Feb 19, 2021
0
405
1
quadratic
Jared’s stock portfolio grows according to the formula a=2x^2-31x+25, where a is the amount in the portfolio, in thousands, and x is the amount of time the money has been in the portfolio, in months. When will Jared’s portfolio be at a value of 10,000 dollars?
read more ..
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Guest
Feb 19, 2021
0
388
4
geometry
Find angle x.
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Guest
Feb 19, 2021
0
401
1
Geometry (Pythagorean Theorean)
What do i do when the two smaller sides in a triangle are the same as the bigger size in the triangle
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Guest
Feb 19, 2021
0
375
1
algebra
How many gallons of 20% alcohol solution should be added to 40 gallons of a 50% alcohol solution to make a 30% solution?
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Guest
Feb 19, 2021
-1
456
3
+1678
rectangle
In a certain rectangle, its length is 10 more than its width. If the area of the rectangle is 264, then what are the dimensions of the rectangle?
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wiseowl
Feb 19, 2021
0
468
1
precalc
The angle below measures 5 radians, and a circle is centered at the angle's vertex.The x-coordinate of the terminal point is 0.28. What is the y-coordinate of the terminal point?
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Guest
Feb 19, 2021
-1
430
1
+230
Hey besties need a lil help pls and thanks
There are 3 complex numbers $a+bi$, and $e+fi$. If $b=1$, $e=-a-c$, and the sum of the numbers is $-i$ find $d+f$.
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wizzymath
Feb 19, 2021
-1
364
1
+230
Hey pls help thx
If we are given $x$ such that $25^x-9^y=18$ and $5^x-3^y=3$, compute $5^x+3^y$.
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wizzymath
Feb 19, 2021
0
359
1
interest
Christian gets 100 from his Grandma for his birthday. He decides to go to the bank and put it in asavings account which earns 1% simple interest. When he graduates high school in 6 years, how much money will be in his account?
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Guest
Feb 19, 2021
0
342
1
help
You have 12 coins of type pennies, nickel and dimes. The total amount is 42. You have at least one of each kind of coin. How many pennies, nickels and dimes do you have?
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Guest
Feb 19, 2021
0
354
1
piecewise function
If
Then for how many values of x is f(f(x)) = 5?
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Guest
Feb 19, 2021
Feb 18, 2021
0
354
1
help with line please
Line 1 represents the graph of 3x+4y=-14. Line 2 passes through the point (5,7), and is perpendicular to line 1. If line 2 represents the graph of y=mx+b, then find m+b.
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Guest
Feb 18, 2021
0
346
1
math
What does Circular Fountain mean in math. Because I don't know what it means.
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Guest
Feb 18, 2021
0
698
1
+6
I legit have no clue how to do this I'd appreciate help
What is the greatest possible side length of a triangle whose perimeter is 1000 and all whose sides have integral lengths
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PlzHelpMeOut
Feb 18, 2021
0
496
2
coordinates
Given the points C(-1,-5) and D(-7,11), find the coordinates of point E on CD such that the ratio of CE to ED is 5:3
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Guest
Feb 18, 2021
0
989
1
A 14,700 N car traveling at 52.5 km/h rounds a curve of radius 1.60 102 m.
A 14,700 N car traveling at 52.5 km/h rounds a curve of radius 1.60 ✕ 102 m.
(a) What is the centripetal acceleration of the car?
m/s2
(b) What is the centripetal force?
N
(c) What is the minimum coefficient of static friction between
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Guest
Feb 18, 2021
0
894
2
I don't really understand how this works
Lizzie came up with a divisibility test for a certain number :
Break a positive integer into two-digit chunks, starting from the ones place. (For example, the number would break into the two-digit chunks )
Find
read more ..
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Guest
Feb 18, 2021
0
701
3
HELPPPPP
A group of 10 Caltech students go to Lake Street for lunch. Each student eats at either Chipotle or Panda Express. In how many different ways can the students collectively go to lunch?
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Guest
Feb 18, 2021
0
325
1
Find all solutions to
Find all solutions to
ab+2a+2b=-16
ac+2a+2c=26
bc+2b+2c=-14
read more ..
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Guest
Feb 18, 2021
0
366
2
Find the product
Find the product
(x^50+x^49+x^48+...+x^2+x+1)(x^50-x^49+x^48-...+x^2-x+1)
(In the second factor, the coefficients alternate between 1 and -1)
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Guest
Feb 18, 2021
0
338
1
Help me Please
the linear equation that describes the relationship 12.5 miles: 1 hour. (where x=number of hours and y=number of miles )
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Guest
Feb 18, 2021
0
616
1
convex polygon
The diagram shows a convex polygon. What is the value of u?
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Guest
Feb 18, 2021
0
824
1
Find the rate of change in the function y = -3x
Find the rate of change in the function y = -3x
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Guest
Feb 18, 2021
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