All Questions ⁺⁰237734 Questions

Aug 10, 2023

0

103

5

+7

HALP PLSSS

The diagram shows two chords that are parallel. What is the length of the chord that lies halfway between them?

●●●●●

ImAMathKid Aug 10, 2023

0

140

2

+12

number theory

Find the sum of those positive integers n such that (n+15)^2 is a multiple of n+2

saucybaka Aug 10, 2023

0

126

0

Guest Aug 10, 2023

0

138

2

triangles

Find the value of x in the diagram.

Guest Aug 10, 2023

0

124

1

+1348

help with quadratic equation

Does anybody know how to solve this?
Let $f(x) = x^2 + 6x + c$ for all real numbers $x$, where $c$ is some real number. For what values of $c$ does $f(x) = 0$ have exactly $2$ distinct real roots?

sandwich Aug 10, 2023

+2

108

1

+15

help with interest rates!!

An investment of $24,000 is made in a government bond that will pay 1% bi-monthly interest (meaning that the investment will increase by 1% every two months). At the end of five years, what is the total number of dollars in this investment?

linghan Aug 10, 2023

0

89

1

+1348

circles

Let \[x^2+y^2=ax+by+c\] be the equation for the circle, contained entirely in the first quadrant, which has radius $1$ and passes through the points $(1,2)$ and $(2, 1).$ Find $a+b+c.$

sandwich Aug 10, 2023

0

111

1

+1348

graphing question

The domain of the function $y = f(x)$ is the set $\{x_1,x_2,x_3\}$, so that the graph of $y=f(x)$ consists of just three points. Suppose those three points form a triangle of area $32$. The graph of $y = f(x) + 2$ also consists of just three points. read more ..

sandwich Aug 10, 2023

0

69

1

PLZ HALPS!!!!!1111

Let $P$ be a regular nonagon with side length $2,$ and let $S$ be the set of points that are within a distance of $1$ from $P.$ (That is, a point $X$ is in $S$ if there exists a point $Y$ in $P$ such that $XY \le 1.$) What is the perimeter of $S?$
Apparently, read more ..

Guest Aug 10, 2023

-2

66

5

+818

A quadratic equation

Help plz!
The equation $18+5x^2=20x + 20$ has two distinct solutions. If each solution is rounded to the nearest integer, and then these two integers are multiplied together, what is the result?

●●●●●

maximum Aug 10, 2023

-2

102

1

+818

A special quadratic

Which quadratic is this?
Let $p(x) = x^2 + ax + b,$ where $a$ and $b$ are real numbers. Find the number of ordered pairs $(a,b)$ such that $p(a) = p(b) = 1.$

maximum Aug 10, 2023

0

102

10

+132

PLEASE HELP!

consider the matrix.
c= [-3 5]
-2 4
What is the value of |C| ?
read more ..

●●●●●●●●●●

thebestchesscat Aug 10, 2023

-2

111

2

+818

ordering numbers

Arrange the following numbers in increasing order (smallest first, biggest last)
A = 2^(1/2)*4^(1/6)
B = (128)^(1/12)/64^(1/3)
C = (8^(1/5))^(2^2) read more ..

maximum Aug 10, 2023

-2

128

1

+818

help plz

I need help with a function problem:
Find the range of the function $f(x) = \sqrt{x + 5} + \sqrt{20 + x}.$

maximum Aug 10, 2023

0

105

1

help me with geometry

Three squares each have sides of length $6$ units and overlap each other as shown below. The points where the sides cross are midpoints. Find the area of the gray figure in square units.
read more ..

Guest Aug 10, 2023

0

106

4

+4

CPhill or Melody I need help!!!!!

Let ABC be a triangle, and let its angle bisectors be AD, BE, and CF, which intersect at I. If DI = 3, BD = 4, and BI = 5, then compute the area of triangle ABC. Can CPhill or Melody please answer this question with a diagram and preferably no law of sines, read more ..

aksbha023 Aug 10, 2023

0

139

1

Domain

Find the domain of the function
\[f(x) = \sqrt{1 - \sqrt{2 - \sqrt{3 - \sqrt{4 - x}}}}.\]

Guest Aug 10, 2023

0

64

4

+660

Pls help with Challenge Problem!

How many sets of four consecutive positive integers are there such that the product of the four integers is less than ?
Hint: Make sure you have a systematic way of keeping track of the items in your list.
Hint: The smallest set is [1, 2, read more ..

Keihaku Aug 10, 2023

0

75

1

+4

I NEED HELP

Can someone help me with this one plz. A bee flies at 9 feet per second directly to a flowerbed from its hive. The bee stays at the flowerbed for 16 minutes, and then flies directly back to the hive at 6 feet per second. It is away from the hive for a read more ..

ElectricPavlov ●

Helpmewithis6657 Aug 10, 2023

0

114

1

angle bisector

In triangle $ABC$, the side lengths are $AB = BC = 5$ and $AC = 6.$ If $AD$ is an angle bisector such that $D$ is on $BC,$ then find the value of $AD^2.$ Express your answer as a common fraction.

Guest Aug 10, 2023

0

133

1

help me I check all answers of this and they are incorrect pls asap

Guest Aug 10, 2023

2 Online Users