gueesstt

126 Questions
29 Answers

+1

1022

6

+613

Please Help

Find all numbers such that the square of the number is 48 more than double the number. If you find more than one, then list all the numbers you find in increasing order, separated by commas.

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gueesstt Apr 9, 2018

+1

800

3

+613

Help?

If $x$ is a real number and $x^2 = 16$, what is the sum of all possible values of $x$?

gueesstt Apr 9, 2018

+1

2078

2

+613

Please help solve a binomial theorem problem

If $x+\frac1x=-5$, what is $x^3+\frac1{x^3}$?

gueesstt Apr 9, 2018

0

1411

3

+613

Help

What is the distance between the points with coordinates $(-5,5)$ and $(5,-5)$? Express your answer in simplest radical form.

gueesstt Apr 9, 2018

0

1267

3

+613

Inverse Proportion

Suppose that $\alpha$ is inversely proportional to $\beta$. If $\alpha = -6$ when $\beta = 12$, find $\alpha$ when $\beta = -2$.

gueesstt Apr 9, 2018

0

2772

4

+613

Help again?

Simplify \[i^1+i^2+i^3+\cdots+ i^{97} + i^{98}+i^{99}.\]

gueesstt Apr 9, 2018

0

850

2

+613

Algebra Help?

What is the sum of the squares of the roots of 18x^2+21x-400?

gueesstt Apr 9, 2018

0

855

1

+613

Help please

Let r and s be the roots of y^2-19y+7. Find (r-2)(s-2)

gueesstt Apr 9, 2018

0

1527

3

+613

Help!

Find the largest prime factor of 451^2- 137^2 without using a calculator.

gueesstt Apr 9, 2018

0

2754

1

+613

help

Every sack of sugar has the same weight. Every sack of flour has the same weight, but not necessarily the same as the weight of the sacks of sugar. Suppose that three sacks of sugar together with four sacks of flour weighs no more than 50 pounds, and that read more ..

gueesstt Apr 2, 2018

+613

0

yea it is 3.20

gueessttMay 9, 2018

+613

+1

It was actually 7, thank you though

gueessttMay 4, 2018

+613

0

thank you!

gueessttApr 24, 2018

+613

+1

Thank you!!

gueessttApr 22, 2018

+613

+1

Thank you!!

gueessttApr 22, 2018

+613

+1

Thank you!

gueessttApr 22, 2018

+613

0

Thank you!

gueessttApr 22, 2018

+613

+1

Thank you so much!

gueessttApr 22, 2018

+613

+1

sorry, thank you

gueessttApr 20, 2018

+613

+2

sorry, I fixed it!

gueessttApr 20, 2018

+613

+1

Sorry about that

gueessttApr 20, 2018

+613

+2

Thank you!

gueessttApr 13, 2018

+613

+1

Thank you!

gueessttApr 12, 2018

+613

+2

I agree with CPhill

gueessttApr 10, 2018

+613

+2

Thank you!

gueessttApr 10, 2018

+613

+1

20/1 divided by 1/5=

20*5/ 1*1=

100

gueessttApr 10, 2018

+613

+1

Thank you!

gueessttApr 10, 2018

+613

+2

This is answered here:

https://web2.0calc.com/questions/need-some-help_9

gueessttApr 9, 2018

+613

0

sqrt6/4

gueessttApr 9, 2018