All Questions ⁺⁰237767 Questions

0

122

1

help plz

Let $x$ and $y$ be positive integers such that
\[\frac{1}{x} + \frac{1}{2y} = \frac{1}{6}.\]
What is the smallest possible value of $xy$?

Guest Aug 15, 2023

0

58

3

+132

PLEASE HELP!!!

Anna made an error in determining the polynomial equation of smallest degree whose roots are
-4, -2, -1/2 and 2.

- Review Anna's work, identify the error and correct all work from that point forward that is affected by this read more ..

thebestchesscat Aug 15, 2023

0

111

1

coordinates

Circle $C_1$ is centered at $(2,-1)$ with radius $4$. Circle $C_2$ is centered at $(-2,5)$ with radius $10$. Circles $C_1$ and $C_2$ intersect at two points $A$ and $B$. Find $(AB)^2$.

Guest Aug 15, 2023

0

78

4

+82

Help!

Find the largest value of such that can be factored as the product of two linear factors with integer coefficients.

xxyoohoo Aug 15, 2023

0

94

1

+82

Find the value of R such that

Find the value of such that

xxyoohoo Aug 15, 2023

0

112

2

a koobits question i need help, FAST

Keddy and Jacob saved the same amount of money. Jacob spent $144 buying a birthday gift for his friend. In the end, Keddy had 4 times as much as Jacob. How much did Keddy have?

Guest Aug 15, 2023

0

121

0

How do you solve this math problem.

Can anybody help me with this math problem, please???
y= f(x)= 1,822.8 x (1.4x). that is the equation formula to go by.
here is the problem I am working on:
y= f(406,500,000,000)= 1,822.8 x (1.4x). read more ..

Guest Aug 15, 2023

0

111

1

trinomial

Find the values of $a$ such that $ax^2+15x+4-12x+5$ is the square of a binomial.

Guest Aug 15, 2023

-1

115

1

+818

help with calculus

The function $f(x),$ defined for $x \ge 0,$ has the following properties:
$f(x) \ge \sqrt{x}$ for all $x \ge 0.$
The function $f(x)$ is increasing.
The area between the graph of $y = f(x)$ for $0 \le x \le a$ and the graph of $y = x^2$ read more ..

maximum Aug 15, 2023

0

114

0

Guest Aug 15, 2023

0

58

3

+132

PLEASE HELP ME!

Use the matrices to show that matrix multiplication is associative.
[4 3] [1 -1 3] [0]
A= 1 5 B= 4 read more ..

thebestchesscat Aug 15, 2023

0

89

3

+132

HELP ME PLEASE

consider the matrices.
[-1 7] [-4 -1]
-2 -6 and -8 8
A= 2 -3 B= 2 -7
-1 10 read more ..

thebestchesscat Aug 15, 2023

-1

107

1

+818

domain

Can you help?
Find the domain of the function $\frac{x^4-4x^3+6x^2-4x+1}{\sqrt{x^2 + 4}}$.

maximum Aug 15, 2023

-2

110

1

+818

quick question

In a right triangle, one of the angles is $45^\circ,$ and the hypotenuse is $6$ inches. Find the area of the triangle in square inche

maximum Aug 15, 2023

-2

68

2

+818

need help

Can anyone give a hint here?
Given a positive integer $n,$ prove that there exists a positive integer $m > 1000$ such that $m \equiv 7 \pmod{n}$ and $\gcd(m,n) = 1.$

maximum Aug 15, 2023

-2

108

1

+1348

how to solve DE

The functions $f(x)$ and $g(x)$ satisfy $f(0) = 3,$ $g(0) = 2,$ and
\begin{align*}
f'(x) &= 7f(x) + 2g(x), \\
g'(x) &= -4f(x) + 2g(x).
\end{align*}<#> Find $f(x).$

sandwich Aug 15, 2023

Aug 14, 2023

0

86

1

+21

A quadrilateral with perimeter 52 has an inscribed circle with radius 5. What is the area of the quadrilateral?

A quadrilateral with perimeter 52 has an inscribed circle with radius 5. What is the area of the quadrilateral?

sdfdsasdfafdsaf Aug 14, 2023

0

95

2

+21

There are two circles with radii 2 and 6. The centers of the circles are 10 units apart. What is the distance between the two tangency point

There are two circles with radii 2 and 6. The centers of the circles are 10 units apart. What is the distance between the two tangency points as seen in the diagram?
read more ..

sdfdsasdfafdsaf Aug 14, 2023

0

76

2

+21

Two circles, centered at A and B have radius 1 and 2, respectively, with AB=6. The common internal tangent intersects the smaller circle at

Two circles, centered at A and B have radius 1 and 2, respectively, with AB=6. The common internal tangent intersects the smaller circle at C and the larger circle at D what is the area of quadrilateral ACBD? read more ..

sdfdsasdfafdsaf Aug 14, 2023

0

120

1

system

Solve the system
x + 3y + 2z = 1
-3x + y = 10
5y + 8z = 7 read more ..

Guest Aug 14, 2023

0

127

1

+8

HELP!! PLS ANSWER ASAP!!!

Find the slope of the line 5x + 2y = -9 .

LemonCake Aug 14, 2023

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