All Questions ⁺⁰237643 Questions

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202

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trig question

In the diagram below, what are AC and BC?

Guest Jan 16, 2023

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162

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trig question

In the diagram below, what are AC and BC?

Guest Jan 16, 2023

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246

1

Math homework

1 1 1 1 = -0,5. What do i set between the 1's to get this correct?

Guest Jan 16, 2023

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172

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Principal = 50,000

Principal = 50,000
Annual interest rate= 8%
No. of Years = 4
What is Value? read more ..

Guest Jan 16, 2023

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201

5

+47

Hey y'all,

Hey y'all,

So, I am incredibly confused on this question, and I am none the wiser on how to solve it,
read more ..

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Qube73 Jan 16, 2023

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147

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Binomial theorem

For some real number a and some positive integer n, the first few terms in the expansion of (1 + ax)^n are
1 + 10x + 150 x^2 + cx^3 + ...

Find c. read more ..

Guest Jan 16, 2023

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164

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help probability

Triangle XYZ is equilateral, with O as its center. A point P is chosen at random. Find the probability that P is closer to point O than to any of the side lengths.

Guest Jan 16, 2023

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168

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Counting question

(a) In how many ways can you distribute 4 distinguishable balls among 6 indistinguishable boxes?

(b) In how many ways can you distribute 4 indistinguishable balls among 5 distinguishable boxes?

Guest Jan 16, 2023

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178

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Graphing

The graph of y = f(x) is shown below.

For each point (a,b) that is on the graph of y = f(x), the point ((a - 7)/2, (3b + 1)/4) is plotted, forming the graph of another function y = g(x). As an example, the point read more ..

Guest Jan 16, 2023

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195

4

Quick Question - Writing Proof

Hey y'all,

Can someone please explain how to do this question? I've been stuck on it for a few days no, and I've made aboslutely no ground.
read more ..

Guest Jan 16, 2023

Jan 15, 2023

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149

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plz help

Let a and b be real numbers such that a^3 + 3ab^2 = 679 and a^3 - 3ab^2 = 673. Find a - b.

Guest Jan 15, 2023

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156

1

my problem

Laura got 33/35 points on an exam. Mathew got 97% correct on the same exam. What percentage lower or higher, did Mathew get correct on their exam than Laura? Round your answer to the nearest hundredth.

Guest Jan 15, 2023

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156

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Counting problem

Find the number of positive integers that satisfy the following conditions:
* Each digit is a 1 or a 2 or a 3
* The sum of the digits is 10

Guest Jan 15, 2023

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189

2

Binomial Theorem

(a) Simplify (n/k)/(n/(k - 1))

(b) For some positive integer n, the expansion of (1 + x)^n has three consecutive coefficients a, b, c that satisfy 1:8:28. What must n be?
read more ..

Guest Jan 15, 2023

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184

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geometry

Triangle ABC is a right triangle with angle BAC= 90 degrees and angle B > angle . Suppose AP is an altitude of the triangle, AQ is an angle bisector of the triangle, and AR is a median of the triangle, and angle PAQ = 18 degrees. If P read more ..

Guest Jan 15, 2023

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159

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Algebra

Arrange the following numbers in increasing order (smallest first, biggest last):

A = 2*1/2*4*1/6
B = 12*128 read more ..

Guest Jan 15, 2023

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181

1

help counting

There is a group of five children, where two of the children are twins. How many ways can I distribute 10 identical pieces of candy to the children, if the twins must get an equal amount of candy?

Guest Jan 15, 2023

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150

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complex numbers

Describe all solutions to zw - 3w - 2iw + 4z = 7iw + 5w + 11iz - 13 + 15i
where z and w are complex numbers.

Guest Jan 15, 2023

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155

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need help

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 Jan 15, 2023

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148

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help counting

In how many ways can you distribute 10 indistinguishable balls among 8 distinguishable boxes, if at least one of the boxes must be empty?

Guest Jan 15, 2023

0

187

1

Fractions

Levans writes a positive fraction in which the numerator and denominator are integers, and the numerator is 1 greater than the denominator. He then writes several more fractions. To make each new fraction, he increases both the numerator and the denominator read more ..

Guest Jan 15, 2023

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