All Questions ⁺⁰237779 Questions

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Geometry question

In square ABCD, P is on BC such that BP = 4 and PC = 1, and Q is on CD such that DQ = 4 and QC = 1. Find sin angle PAQ.

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choutowne Aug 9, 2023

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112

1

physics help

How much heat in joules is needed to raise the temperature of 2.0 L of water from 0°C to 92.0°C? (Hint: Recall the original definition of the liter.)

Guest Aug 9, 2023

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97

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help

The graphs of $y = x^2 - 7x + 7$ and the line $y = -3$ intersect at two points. What is the sum of the $x$-coordinates of these two points?

Guest Aug 9, 2023

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67

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+762

What does new moderation test 1 mean?

What does new moderation test 1 mean?

off-topic

history Aug 9, 2023

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123

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Simplify the expression. Type your answer. (1a)−^4 = ?

Simplify the expression.
Type your answer.
(1a)−^4 = ?

Guest Aug 9, 2023

-1

101

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can u help with domain

Find the domain of the function
\[g(x) = \frac{x^3 + 11x - 2}{|x - 3| - |x + 1|}.\]

sandwich Aug 9, 2023

-1

103

1

+1348

help plz with operations

Help me plz
What is the greatest possible value of the expression $$(8 \, \square \, (2)) \, \square \, -5$$ in simplified form when an operation symbol ($+,$ $-,$ $\times,$ $\div$) is placed in each square? You may repeat or use different read more ..

sandwich Aug 9, 2023

-1

118

2

+1348

Parabola

A parabola with equation $y=x^2+bx+c$ passes through the points $(-1,-11)$ and $(3,-17)$. What is $c$?

sandwich Aug 9, 2023

Aug 8, 2023

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88

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Math problem

We are looking to factor Some values of allow us to factor it as a product of linear binomials with integer coefficients. What are all such values of k.

Guest Aug 8, 2023

-2

109

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+818

Complex numbers

Solve for $z$ in the following equation: $2-3iz = 3 + 2z$.

maximum Aug 8, 2023

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62

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+17

Please help asap

For some constants a and b let The function f has the property that f(f(x))=x for all x. What is a+b?

IMVERYBADATMATHHELP Aug 8, 2023

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127

1

repost

Line L, given by the graph of y=5x+6, intersects the graph of y=x^2 at two points P=(a,b) and Q=(c,d), such that a

Guest Aug 8, 2023

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125

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card probability

A card is drawn at random from a standard $52$-card deck. What is the probability that it is an odd number ($3,$ $5,$ $7,$ $9$) or a face card (jack, queen king)

Guest Aug 8, 2023

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111

1

Otis bakes 8 mini loaves of bread. Each loaf weighs about 8 ounces. About how many pounds of bread does Otis bake?

Otis bakes 8 mini loaves of bread. Each loaf weighs about 8 ounces. About how many pounds of bread does Otis bake?
A 4 pounds
B 6 pounds
C 5 pounds read more ..

ElectricPavlov ●

Guest Aug 8, 2023

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67

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+818

integral solutions

Find the largest integral value of $x$ which solves: $\frac{1}{3}<{\frac{x}{5}}<{\frac{7}{8}}$

maximum Aug 8, 2023

-2

65

4

+818

rectangle question

A non-square rectangle has integer dimensions. The number of square units in its area is four times the number of units in its perimeter. What is the smallest possible perimeter of the rectangle?

maximum Aug 8, 2023

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113

1

36%, 32%, and 25% of three bags marbles are yellow put all of the bags into a bowl how much of the bowl of marble yellow

36%, 32%, and 25% of three bags marbles are yellow put all of the bags into a bowl how much of the bowl of marble yellow

Guest Aug 8, 2023

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83

5

+58

Geometry question please help!!!!!

(this is an update of the same question I already posted; I received two answers from separate users but neither worked so I'm re-posting this in hopes that someone will see this and can figure out what to do next)
Triangle XYZ is equilateral. read more ..

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choutowne Aug 8, 2023

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64

1

+14

Hexagon Coloring

Each edge and diagonal of a regular hexagon (15 in total) is colored red or black such that the hexagon appears unchanged when rotated by 60 degrees clockwise about its center. How many such colorings are possible?

pengyuwu Aug 8, 2023

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127

1

+4

helppp plss

How many linear functions (functions of the form f(x) = ax + b) are equal to their own inverse? Answer with a non-negative integer or with "inf" for "infinitely many."

Pearsareyummylol Aug 8, 2023

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108

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+818

Quadratic equations

The height (in meters) of a baseball follows a trajectory given by $h(t) = -4.9t^2 + 14t - 0.4$ at time $t$ (in seconds). As an improper fraction, for how long is the baseball above a height of $4$ meters?

maximum Aug 8, 2023

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127

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Pls Help me Fast

Hector gave 1/4 of his money and an additional $1 to calista he gave 1/5 of his remaining money and an additional $4 to Karen the amount of money hector had left in the end was $31 more than the amount of money he gave to Karen.find the amount of money read more ..

Guest Aug 8, 2023

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94

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+131

MATH HELP ASAP

The triangle ABC shown is a right triangle. The semicircles have the sides of the triangle as diameters. The areas of two of the semicircles are shown. What is the area of the third semicircle? read more ..

SportzGuy2310 Aug 8, 2023

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72

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+818

Functions

Which of the following diagrams represent graphs of functions?
Enter the letters of the diagrams that represent functions, separated by commas. read more ..

maximum Aug 8, 2023

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90

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+818

Domain

What is the domain of the function $$u(x) = \frac{1}{\sqrt{|x|}}?$$ Express your answer in interval notation.

maximum Aug 8, 2023

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