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Post New Question
All Questions
+0
232716 Questions
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1779
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+79
Vector a is expressed in magnitude and direction form as a=⟨√30,110∘⟩.
Vector a is expressed in magnitude and direction form as a=⟨√30,110∘⟩.
What is the component form a?
Enter your answer, rounded to the nearest hundredth, by filling in the boxes.
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LovelyRock
Jun 10, 2020
Jun 9, 2020
0
465
3
help please
What is the 1000th positive integer that contains only even digits?
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Guest
Jun 9, 2020
0
327
2
Help Plz quick
Dogs in the GoodDog Obedience School win a blue ribbon for learning how to sit, a green ribbon for learning how to roll over, and a white ribbon for learning how to stay. There are 100 dogs in the school.
62 have blue ribbons, 55 have green ribbons,
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Guest
Jun 9, 2020
0
752
1
Help Me Please!!!
Part A. There are $15$ skaters in the Olympic women's competition, including $4$ 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 $15$ skaters? Part B There
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Guest
Jun 9, 2020
0
364
1
Please Help me quick!
There are twice as many students in the cooking club as in the drama club. Suppose there are $a$ students in the drama club and $b$ students who are members of both clubs. Find an expression for the total number of students who are in the cooking club or
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Guest
Jun 9, 2020
0
652
1
+738
combinations help!
Simplify
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lokiisnotdead
Jun 9, 2020
0
351
0
help
Diagram shows a circle of radius 20 cm, with two non-parallel chords AB=8 cm and CD=12 cm. When extended, these chords intersect outside the circle at point P. Find the distance PA.
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Guest
Jun 9, 2020
0
447
2
help!
Compute
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Guest
Jun 9, 2020
0
1088
1
+223
Tangent question, please explain.
Two tangents and are drawn to a circle, where $P$ lies outside the circle, and $A$ and $B$ lie on the circle. The length of $PA$ is $12,$ and the circle has a radius of $9.$ Find the length $AB.$
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envoy
Jun 9, 2020
0
470
1
help
Find the domain of the function
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Guest
Jun 9, 2020
0
762
1
+223
Theres no explanation can someone please explain?
https://web2.0calc.com/questions/tangents-on-a-circle-please-explain
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envoy
Jun 9, 2020
0
424
1
help
A circle is inscribed in a regular hexagon with side length 20. What is the radius of the circle?
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Guest
Jun 9, 2020
0
477
1
math10 linear functions
1. The lines 6x - ny + 5 = 0 and x + 2y + 4 = 0 are perpendicular.
What is the value of n?
2. What is the area of the triangle bounded by the line x + 2y = 10, a line with an infinite number of x-intercepts, and
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Guest
Jun 9, 2020
0
444
1
help
Given the quadrilateral and inscribed circle, what is the missing side length?
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Guest
Jun 9, 2020
0
363
1
Help Please
1. A line in the coordinate plane has a slope of 4 and a distance of 1 unit from the origin. Find the area of the triangle determined by the line and the coordinate axes.
2. Let A = (6,2), and let B be the reflection of A over the
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Guest
Jun 9, 2020
0
315
0
hard geometry
Let A and B be points on a circle of radius 2 centered at O, such that angle AOB = 90. C is the midpoint of OB, and AC extended meets the circle at D. Find the length CD.
Guest
Jun 9, 2020
0
498
1
Using algebra to solve this equation over the domain -π ≤ x ≤ π?
The answers are π/6, 5π/6, and -π/2, how should I get these answers?
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Guest
Jun 9, 2020
0
813
2
I need help again.
Let . What is the positive difference between the two values of a that satisfy the equation f(-2)+f(2)+f(a)=0?
I solved for f(-2) first. Since -2 is less than 0(n<0), then I plugged it into n^2-2, which results
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Guest
Jun 9, 2020
0
444
1
help
Solve
Find the integer n such that n <= x < n + 1.
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Guest
Jun 9, 2020
0
367
1
help
help
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Guest
Jun 9, 2020
-1
529
2
+865
Question about constant terms.
Find the constant term of . I got 1 but apparently it's incorrect.
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AnimalMaster
Jun 9, 2020
+13
521
2
+316
help please
A survey of teachers determined the following:
had high blood pressure
had heart trouble
had both high blood pressure and heart trouble
What percent of the teachers surveyed had neither high blood pressure nor heart
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polyyou
Jun 9, 2020
0
510
1
help
How many integers can be expressed as a sum of three distinct numbers chosen from the set {4, 7,10,13, ..., 46}?
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Guest
Jun 9, 2020
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