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All Questions
+0
234937 Questions
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325
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If Greg rolls four fair six-sided dice
If Greg rolls four fair six-sided dice, what is the probability that he rolls an equal number of 1's and 6's?
Guest
Nov 3, 2020
0
375
0
Two circles, centered at A and B are externally tangent to each other
Two circles, centered at A and B are externally tangent to each other, and tangent to a line L. A third circle, centered at C is externally tangent to the first two circles, and the line L. If the radii of circle A and circle B are 9 and 25, respectively,
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Guest
Nov 3, 2020
0
328
0
!!!!!
whats 288 (567x34) +56 x 15
Guest
Nov 3, 2020
0
767
1
Triangle ABC, inscribed in a circle
Triangle ABC, inscribed in a circle, has AB = 15 and BC = 35. A tangent to the circle is drawn at B, and a line through A parallel to this tangent intersects BC at D. Find DC.
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Guest
Nov 3, 2020
0
793
2
Each side of quadrilateral ABCD is tangent to a circle.
Each side of quadrilateral ABCD is tangent to a circle. If AB = 84, BC = 78 and CD = 73, find DA.
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Guest
Nov 3, 2020
Nov 2, 2020
0
727
4
+76
derivative operation question, please help!
1. We can repeat the derivative operation: the second derivative f'' is the derivative of f', the third derivative f''' is the derivative of f'' , and so on. Find a function f such that f' and f'' are not the function 0, but f'''
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yeliah
Nov 2, 2020
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455
1
Math
A right triangle with integer leg lengths is called "cool'' if the number of square units in its area is equal to twice the number of units in the sum of the lengths of its legs. What is the sum of all the different possible areas of cool right triangles?
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Guest
Nov 2, 2020
0
497
1
+20
Help me calculate this limit.
Calculate limit for +∞ and -∞.
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jumo98
Nov 2, 2020
+1
540
3
A circle centered at B is tangent to AC.
A circle centered at B is tangent to AC. In triangle ABC, AB = 6, BC = 8 and CA = 12. What is the radius of this circle?
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Guest
Nov 2, 2020
0
417
1
Points A and B are on a circle centered at O
Points A and B are on a circle centered at O, and point P is outside the circle such that PA and PB are tangent to the circle. If angle OPA = 35 degrees, then what is the measure of minor arc AB, in degrees?
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Guest
Nov 2, 2020
0
320
3
HELP ASAP
The equation $y = -6t^2 + 51t$ describes the height (in feet) of a projectile launched from the surface of Mars at 51 feet per second. In how many seconds will the projectile first reach 108 feet in height?
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Guest
Nov 2, 2020
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433
1
If angle B = 39 degrees
If angle B = 39 degrees and arc PS = 119 degrees, find the degree measure of arc AS.
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Guest
Nov 2, 2020
0
408
1
Angle A : Angle P : Angle ASP
Angle A : Angle P : Angle ASP are in ratio 1 : 2 : 3. Find the degree measure of angle BSA.
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Guest
Nov 2, 2020
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405
1
MATH QUIZ #13!
Hillary went to the grocery store. She bought 3 pounds of ham for $2.45 a pound, a gallon of milk for $2.59 and 4 cans of soup for $0.79 each.
Part A:
Write an expression to show how much money Hillary spent at the grocery store.
Part B:
Using
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Guest
Nov 2, 2020
0
583
4
Circle O is a unit circle. Segment AS
Circle O is a unit circle. Segment AS has length 14/5 and is tangent to circle O at A. If P is the intersection of OS with circle O, find length PS.
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Guest
Nov 2, 2020
0
340
2
help me please
Which expression is equivalent to m − 20? (4 points)
(m − 4)
(m − 100)
5(m − 4)
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Guest
Nov 2, 2020
+1
481
2
We flip a fair coin 10 times
We flip a fair coin 10 times. What is the probability that we get heads in at least 8 of the 10 flips?
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Guest
Nov 2, 2020
0
374
1
coordinates
The point A has the coodinates (2 , 5)
The point B has the coodinates (6 , 7)
The equation of AB is y = 1/2x + 4
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Guest
Nov 2, 2020
0
362
1
function
If F(x)=1/2x^2-(1/4x+3),what is the value of the F(8)?
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Guest
Nov 2, 2020
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346
2
Spooky triangle questioN
Ladies I require assistance. It is big sad
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Guest
Nov 2, 2020
0
351
1
The science club has 25 members: 10 boys and 15 girls
The science club has 25 members: 10 boys and 15 girls. A 4-person committee is chosen at random. What is the probability that the committee has at least 1 boy and at least 1 girl?
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Guest
Nov 2, 2020
0
1204
1
+87
Inverse Functions
(a) Let be defined by
Show that has no inverse function.
(b) Let be defined by
Show that has an inverse function.
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Divineology
Nov 2, 2020
0
357
1
A committee of three people is to be randomly selected from a group of three men and two women
A committee of three people is to be randomly selected from a group of three men and two women, and the chairperson will be randomly selected from the committee. What is the probability that the committee will have exactly two women and one man, and that
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Guest
Nov 2, 2020
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