All Questions ⁺⁰237689 Questions

0

211

1

Let $g(x) = 4x^2 + x + 7$. Find $g(-2)$.

Guest Mar 5, 2023

+2

173

1

+6

I need help

How does this work

ebart106 Mar 5, 2023

+1

182

1

Help ASAP please

Trees grow only on one side of Park Avenue. There are 60 trees in total. Every other tree is a maple, and every third is either a linen or a maple. The rest of the trees are birches. How many birches are there?

Guest Mar 5, 2023

+1

153

0

Algebra

Help I need algebra help

Carissa the chessplayer is a very, very slow walker. In fact, she walks at 100 meters per hour when walking uphill, 120 meters per hour when walking across flat ground, and 180 meters per hour read more ..

Guest Mar 5, 2023

0

153

0

Counting

I don't know how to count

In a regular decagon, the sides are to be colored with five different colors, so that sides are diametrically opposite have the same color. (Not all five colors need to be used.) One possible read more ..

Guest Mar 5, 2023

0

193

1

Counting

Plz I need help

Let n be a positive integer. Let k be a positive integer.
read more ..

Guest Mar 5, 2023

0

171

0

Algebra

How to solve this

For some real number a and some positive integer n, the first few terms in the expansion of (1 + ax)^n are read more ..

Guest Mar 5, 2023

0

160

0

Algebra

Help this is hard

Let S be the set of all real numbers of the form
a1/3 + a2/3^2 + a3/3^3 + ....
where a_i \in {0, 1, 2} for all i. read more ..

Guest Mar 5, 2023

0

183

1

Inequality

Plz help prove this inequality

(a) Show that if a, b, c, d, e, f are nonnegative real numbers, then (a^2 + b^2)^2 (c^4 + d^4)(e^4 + f^4) >= 32abcdef.
(b) Show that if a, b, c, d, e, f are nonnegative real read more ..

Guest Mar 5, 2023

0

125

10

HELP ME IM STUCK ON THIS

In triangle $ABC,$ the angle bisector of $\angle BAC$ meets $\overline{BC}$ at $D.$ If $\angle BAC = 60^\circ,$ $\angle ABC = 45^\circ,$ and $AD = 24,$ then find the area of triangle $ABC.$
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Guest Mar 5, 2023

0

153

1

Help please

The table gives a set of outcomes and their probabilities. Let A be the event "the outcome is a divisor of 4". Let B
be the event "the outcome is prime". Find P(A|B)
Outcome Probability
1 read more ..

Guest Mar 5, 2023

0

183

1

Probability

Can anyone help with this?

Let PQR be an equilateral triangle, centered at O. A point X is chosen at random inside the triangle. Find the probability that X is closer to O than to any of the sides. (In read more ..

Guest Mar 5, 2023

0

176

1

Probability

A box contains 24 tiles. Each tile has certain properties:
Each tile is made of wood or plastic.
Each tile is red, yellow, or blue.
Each tile is a triangle, square, pentagon, or circle.
There is exactly one tile for each combination read more ..

Guest Mar 5, 2023

0

185

3

Counting

I don't know how

In a row of five squares, each square is to be colored either red, yellow, or blue, so that no two consecutive squares have the same color, and at lest three of the squares are red. How many ways are there to read more ..

Guest Mar 5, 2023

0

169

3

plz help.

1. what is the circumradius on a triangle with side lengths 29, 29, and 40

2.In triangle pqr, m is the midpoint of pq. Let x be the point on qr such that px bisects angle qpr and let the perpendicular bisector of read more ..

Guest Mar 5, 2023

0

175

1

Function

I don't get this

Let F(x) be the real-valued function defined for all real x except for x = 1 and x = 2 and satisfying the functional equation
F(x) + F((2x - 3)/x) = x.
Find the function F(x) satisfying these read more ..

Guest Mar 5, 2023

0

216

4

+16

Urgent question, help would be greatly appreciated!

A stick is broken at two points, chosen at random. If the length of the stick is 6 then what is the probability that all three resulting pieces are shorter than 5 units?

Capitalist Mar 5, 2023

0

94

1

Sequence

Help how to do this

Cai writes down the list of positive integers, excluding squares and cubes and all perfect powers. His sequence starts
2, 3, 5, 6, 7, 10, 11, ...
What is the 100th term in Cai's list?

Guest Mar 5, 2023

0

172

3

Counting

How many solutions are there to the equation
u + v + w + x + y + z = 18
where u, v, w, x, y, and z are nonnegative integers, and x is at most 10?

Guest Mar 5, 2023

0

193

6

+11

Number Theory!!

Given that a is a multiple of 456, find the greatest common divisor of 3a^3+a^2+4a+57 and a.

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Cognaso Mar 5, 2023

0

177

1

Counting

My square patio is tiled with square tiles, all the same size. All the tiles are gray, except the tiles along the two diagonals, which are all yellow. (The corners are yellow, the center is yellow, and all the tiles along the diagonal in between read more ..

Guest Mar 5, 2023

0

187

1

Counting

In how many ways can 4 balls be placed in boxes if the balls are indistinguishable, and the boxes are distinguishable?

Guest Mar 5, 2023

0

179

1

Geometry

Help with parallelogram

In the diagram below, PQRS is a parallelogram with a perimeter of 26 and an area of 28. What is the perimeter of rectangle OSTQ? Include an explanation of how you solved the problem.
<read more ..

Guest Mar 5, 2023

0

185

2

Urgent help

1. 3 students are running for a class president in a class of 70 students. How many different vote counts are possible if some student(s) do not vote.
2. In how many ways can we distribute 7 pieces of identical taffy and 8 pieces of identical licorice read more ..

Guest Mar 5, 2023

0

187

1

DUDE

CAN YOU ADD A STEPS?

Guest Mar 5, 2023

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