All Questions ⁺⁰238122 Questions

0

913

1

Brain teaser Math

The interior angle measures of a pentagon form an arithmetic progression. The difference between the largest and smallest angle measures is $44^\circ$. Find the measure of the smallest angle, in degrees.

Guest Oct 21, 2017

0

1

1182

2

+280

can someone graph these please with point locations

I would like to visually get used to what each of these would look like.

Veteran Oct 21, 2017

0

1683

4

+647

dora

Let a, b, c, d, and e be positive integers. The sum of the four numbers on each of the five segments connecting "points" of the star is 28. What is the value of the sum a + b + c + d + e?
read more ..

hectictar ●●●●

waffles Oct 21, 2017

0

615

0

Could anyone solve?

( 1107 ) x min ( 1, log10 (( 1107 / 897) ^0.9 + 1))

My answer comes out to 604. Is this correct or am I doing it wrong?

Guest Oct 21, 2017

+1

931

1

+633

Factoring Polynomials

Factor completely:

helperid1839321 Oct 21, 2017

0

773

1

+4

what is the (.7) mean

explain this formula. 767x(.7)=536
what is the (.7) mean

retxx1 Oct 21, 2017

0

797

1

hello sir/madam

how to i write x with the suare simple on my laptop#

Guest Oct 21, 2017

0

936

1

ansewer

3x-2y=2 5x-5y=10

Guest Oct 21, 2017

+16

1381

1

+118735

Graphing challenge

Can you match the equation (the 'y=' is missing) to the graph???

https://www.sporcle.com/games/arcer/identify-the-graphed-functions
read more ..

Melody Oct 21, 2017

0

1245

1

+8

HELPPPPP

The currrent, I0 (measured in amperes), decreases to I amperes after t seconds according to the formula I = I0e−0.51t. When 8 amperes decreases to 3.2 amperes, the equation is 3.2 = 8e−0.51t. Rounded to the nearest tenth of a second, how long, t, does read more ..

melissachery45 Oct 21, 2017

0

1025

2

+8

Help MEEEEE

A student's parents offer him one of two options to receive scholarship money for college.
Option A: Deposit $10,000.00 into his savings account and then add an additional $750.00 each day for 30 days
or
Option B: Deposit $1.00 into his savings read more ..

melissachery45 Oct 21, 2017

0

819

2

Math question.

0=x^4+5x^3-15x^2-5x+14

Anyone who can help me solve this?

Guest Oct 21, 2017

0

1044

1

+314

i NEED HELP

ISmellGood Oct 21, 2017

0

637

1

HALP

920 x 20p is £184.00 right???

Guest Oct 21, 2017

0

1011

1

+280

I need help on graphing piecewise limits with infinity

If someone could, can you tell me how i should approach a similar problem like this. I know how to plot most of them but the infinites are throwing me off.

Veteran Oct 21, 2017

0

1599

3

+280

Need help with tangent/secant line table calculation

hectictar ●●●

Veteran Oct 21, 2017

0

1

957

0

+280

Solved delete please

Veteran Oct 21, 2017

0

1122

1

+394

help i cant figure out at all how to do this math

An object is projected directly upward from the ground. Its distance in feet from the ground in seconds s=96t−16t2.
(a) After how many seconds will the object be 128 feet from the ground? (Hint: Look for a common factor before solving the equation.) read more ..

ladiikeiii Oct 21, 2017

0

1304

1

+394

help

A parsec, a unit of length used in astronomy, is 1.9×1013 miles. The mean distance of a certain planet from the sun is 1.7×107 miles. How many parsecs is this planet from the sun?

The planet is approximately ___ parsecs read more ..

ladiikeiii Oct 21, 2017

0

799

1

math problem

(x^3-x^2-17x-15) divided (x-5)

Guest Oct 21, 2017

0

705

1

+394

help I keep getting the wrong answer

help I keep getting the wrong answer

0.03x1800
0.0006 read more ..

ladiikeiii Oct 21, 2017

0

1440

6

+471

Can I get some help with this one?

At Annville Junior High School, 30% of the students in the Math Club are in the Science Club, and 80% of the students in the Science Club are in the Math Club. There are 15 students in the Science Club. How many students are in the Math Club?

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Mr.Owl Oct 21, 2017

+1

1464

3

Two Difficult Problem

1) The number of ordered paurs of positive integer (m,n), such that 1/n + 1/m = 1/15

2) Consider the equation 2u + v + w + x + y + z = 3. How many solutions (u , v , w , x , y , z) of non-integers does this equation have? read more ..

Guest Oct 21, 2017

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