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Post New Question
All Questions
+0
230889 Questions
-1
718
1
+318
Pre Calc
Find the standard form of the equation of a circle with center
(1,2)
and touching the x-axis. Graph the equation. The standard form of the equation of a circle
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mharrigan920
Feb 17, 2020
+1
556
1
need help on this
A single shelf holds 27 books. On one particular shelf, 8 books are best sellers. If you choose to read 3 of them randomly, what is the probability all 3 chosen are best sellers?
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Guest
Feb 17, 2020
0
628
1
+96
math help
1)
A quadratic of the form $-2x^2 + bx + c$ has roots of $x = 3 + \sqrt{5}$ and $x = 3 - \sqrt{5}.$ The graph of $y = -2x^2 + bx + c$ is a parabola. Find the vertex of this parabola.
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daddypig
Feb 17, 2020
-2
560
2
+288
Some Tough Number Theory Questions
1. Find the largest for which ends in one million zeros.
9. If find
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madyl
Feb 17, 2020
0
420
1
help
A baseball team has a goal of hitting more than 52 home runs this season. They average 4 home runs each game and have already hit 20 home runs so far. How many more games, x, will it take the baseball team to reach its home run hitting goal if they continue
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Guest
Feb 17, 2020
0
836
1
help
Find a unit vector that is normal to the line with equation 2x-5y=3.
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Guest
Feb 17, 2020
0
642
5
PLEASE HELP! (very desperate)
For what value of c are the three points (-3,1), (5,5), and (6,c) on the same line?
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Guest
Feb 17, 2020
0
718
3
help
Square MATH has sides of length 4, and N is the midpoint of TH. A circle with radius 2 and center N intersects a circle with radius 4 and center M at points P and H. What is the distance from P to MH.
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Guest
Feb 17, 2020
0
663
2
Geometry question
The corner of a unit cube is chopped off such that the cut runs through the three vertices adjacent to the vertex of the chosen corner. What is the height of the remaining cube when the freshly-cut face is placed on a table?
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Guest
Feb 17, 2020
0
568
3
help
A pet store has 15 puppies, 6 kittens, and 8 hamsters. Alice, Bob, and Charlie each want to buy a pet. For variety, they each want a different kind of pet. How many ways can Alice, Bob, and Charlie buy pets and leave the store satisfied?
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Guest
Feb 17, 2020
0
650
2
help please
A water tank in the form of an inverted frustum of a right cone has an altitude of 38 ft., and a slant height of 47 ft. The ratio of the upper and lower radii is 5:4. Compute for the measurement of the shorter radius.
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Guest
Feb 17, 2020
0
1769
1
If a, b, and c are digits for which the following holds, then a+b+c=_____.
8 a 5
- 2 9 b
c 8 8
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Guest
Feb 17, 2020
0
1
2029
2
How many even numbers less than 500 can be formed using the digits 1,2,3,4,5? Each digits may be used only once in any number.
How many even numbers less than 500 can be formed using the digits 1,2,3,4,5? Each digits may be used only once in any number.
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Guest
Feb 17, 2020
0
616
2
help
Natalia Knox tosses a fair die six times. What is the probability that she will toss exactly two 5's?
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Guest
Feb 17, 2020
Feb 16, 2020
-1
607
2
+318
Pre Calc
the graph of y=f(x) and y=f(-x) cannot be the same....
true or false????
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mharrigan920
Feb 16, 2020
-1
998
1
+318
Pre Calc
Complete the following statement.
The piecewise function f(x) shown below will have a break at
x=1 unless a equals=_____.
f(x)= x^2+2 if x< or equal to 1
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mharrigan920
Feb 16, 2020
0
355
1
help
A purse contains S 7.55 in quarters and dimes. There are 12 more quarters than dimes. Find the number of quarters and dimes.
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Guest
Feb 16, 2020
0
656
2
Use differences to find a pattern in the sequence.
2,12,29,61,116,202,327
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Guest
Feb 16, 2020
0
1
676
10
HALP PLEASE!!!!!
For what value of c are the three points (-3,1), (5,5), and (6,c) on the same line?
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Guest
Feb 16, 2020
0
721
1
+4
Entre los extremos del segmento AB
<----A(-42)----(-40)-----(-30)-----(-20)-----(-10)-----0----(10)-----(20)----(25)B--->
A) Cuantos numeros naturales hay entre los extremos de los segmentos?
B)Cuantos enteros hay?
C)Cuantos enteros no naturales?
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MavisUchiha
Feb 16, 2020
0
350
1
help
The highway department is responsible for 600 kilometres of two-lane roads and 300 kilometres of four-lane roads. What percent of the roads are two-lane? (Hint: Find the total distance of road first!)
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Guest
Feb 16, 2020
0
641
1
polynomial problem
Write a polynomial function of minimum degree with real coefficients whose zeros include those listed. Write the polynomial in standard form.
5, -3, and -1 + 3i
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Guest
Feb 16, 2020
0
611
1
+96
math
Lists of questions are strongly discouraged.
I will leave 3 and 4 only out of courtesy to your answerer. Melody
3)
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daddypig
Feb 16, 2020
0
391
0
Help Asap
Q- Cell phone towers are used to transmit calls. An area has cell phone towers at points (3, 4), (6, 7), and (8, 3) where units are measured in miles.
Each tower has a transmission radius of 3 miles.
Draw the area on a graph and locate the
read more ..
Guest
Feb 16, 2020
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