All Questions

772

Плиз

как упростить это уровнение?(у – 4) (у + 2) – (у – 2)^2 ( ^2 - это значит во второй степени или в квадрате это Ф С У )

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Guest Sep 8, 2017

538

confusions

if skengdo = 4 and A M= 10 what is 150

Guest Sep 8, 2017

942

Question

is math related to sience?

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Guest Sep 8, 2017

2852

I need help

Find all residues $a$ such that $a$ is its own inverse modulo $317.$ (Your answer should be a list of integers greater than 0 and less than $317,$ separated by commas.)

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Guest Sep 8, 2017

919

Money

Johnny has $12 less than Sarah. Sarah has $35 less than Carla. They have $143. How much money do each of them have?

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Guest Sep 8, 2017

1161

+105

Formula Question

Write a formula for the length l of a rectangle given its perimeter P and its width w. Justify your thinking.

I think the formula is
read more ..

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LunarsCry Sep 8, 2017

934

+105

Hello!

Hello!! How ya doin'!!! Is math fun for y'all? It's fun for me though!

off-topic

LunarsCry Sep 8, 2017

1007

+32

factorizing quadratic equation

factorizing quadratic equation

2x2 +13x +15=0 (2x +___)(x+___)
read more ..

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yahya Sep 8, 2017

854

PPPLLLLSSSS HELP!!!!

why is negative 5 in parenthesis to the 2nd power positive 25, and when it doesn't have parenthesis it equals negative 25

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Guest Sep 8, 2017

2152

cardinal number

whats the cardinal number for 101, 102, 103, 104, . . . 128 and 101, 103, 105, . . . 251

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Guest Sep 8, 2017

927

im trying to understand how to do this anyone knows?

I never did this in high school at all I am lost can anyone solve this? I am looking at my book and still confused.

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Guest Sep 8, 2017

Sep 7, 2017

652

does anyone understand, and can figure this out?

Let A={f,l,y}, B={d,o,g}.
Find A×B and B×A.

A×B = read more ..

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Guest Sep 7, 2017

615

Use the given information to find n(A×B)

Use the given information to find n(A×B) and
n(B×A). n(A)=61 and n(B)=8

Find the number of elements in the set A×B read more ..

Guest Sep 7, 2017

711

Precalculus

Can someone help me with this problem? Thank you.

Represent using inequality, absolute value inequality, and intercal notation: x is at least 5 and at most 12.

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Guest Sep 7, 2017

809

exponent

How do i make a exponent in the calculator, thats my only question, ive been looking around and cant find one

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Guest Sep 7, 2017

4219

Please help me with two questions.

1. Given a rectangular prism of metal with a length of 4.6 cm,a width of 3.5 cm,a height of 2.0 cm,and a mass of 171g:

a. What is the block's volume?
read more ..

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Guest Sep 7, 2017

1123

how do I math?? I have to know for class!

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Guest Sep 7, 2017

920

Trigonometry

If a=3 cm b=4 cm C=5 cm what is the magnitude of angle B
triangle ABC in which a= 5 cm B= 9 cm C= 12 cm determine the largest and the smallest angle
Show working.

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Guest Sep 7, 2017

972

how do i calculate squareroot of 2 - squareroot of 8 divided by 2?

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Guest Sep 7, 2017

1037

+73

Help

Q1: 2l3x-1l+1>-7, l l is absolute value. How shouldi start, should i start with getting rid of "+1" first or the "2" in front of the absolute value

Q2: This is confusing, should I wrtie with union or just write read more ..

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mrlevan3 Sep 7, 2017

993

algebra

algebra

36-4c-3c=22

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Guest Sep 7, 2017

671

I'm so confused on this question. Please help!

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Guest Sep 7, 2017

1011

Algebra 2 help?

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Guest Sep 7, 2017

753

Confusion with millimeters

So I had to do a paper in science about decimeters, centimeters, etc. and one of the problems was 300 millimeters times 400 millimeters. I looked up the answer and it said it was .12 m squared. Why is it this and not 120,000 like I thought it would read more ..

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gina4573 Sep 7, 2017

All Questions ⁺⁰235535 Questions

Плиз

confusions

Question

I need help

Money

Formula Question

Hello!

factorizing quadratic equation

PPPLLLLSSSS HELP!!!!

cardinal number

im trying to understand how to do this anyone knows?

does anyone understand, and can figure this out?

Use the given information to find n(A×B)

Precalculus

exponent

Please help me with two questions.

how do I math?? I have to know for class!

Trigonometry

how do i calculate squareroot of 2 - squareroot of 8 divided by 2?

Help

algebra

I'm so confused on this question. Please help!

Algebra 2 help?

Confusion with millimeters

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