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Math question about graphing

Using this form ax+by=C , would the the equation be ... 2/3x +y = 4 with the plots (3,2) (-3,6)-start with y=mx+b m=slope=-2/3 x=3 or -3 b=2 or 6 2/3x+y=2 or 2/3x+y=6 do not subtract the y coordina

Express in terms of i -√-18

help me understand how to solve this problem. thanks-A square root can be broken up like this: √a*b = √a √b Using this property, √-18 can be written as √-1 √18. But √-1 is defined as i, so you have

Statistics question from college papers

Assume that the standard deviation of the amount of copper precipitate from a chemical experiment is 4 grams. Approximately how many times should the experiment be conducted if one wants to be 99% con

Finding the value of K to make a function continuous

Its not like the ones Ive seen before. The answer I think is E, but why? And how am I supposed to do this problem if the problem doesnt even mention the variable K and its present in all the answer ch

If I buy two lotto tickets instead of one, am I doubling my chances

No. Imagine trying to find a red bottle cap in a pile of 20 million blue bottle caps. To double your chances of success you would need to eliminate 10 million blue bottle caps, not have two red ones t

Help with math problem? vectors

Can you help me solve this? a) Let u=(2, 3, -1) and w = (3, -1, p). Given that that u is perpendicular to w, find the value of p. b) let v=(1, q, 5). Given that |v|= √42, find the possible values of

Geometry Word Problem: Homework Help

A spice jar is 3 inches tall and 1.5 inches in diameter. A funnel is 2 inches tall and 2.5 inches in diameter. If Brett fills the funnel with pepper to put into the spice jar, will it overflow? Explai

Math porportion please

kevin is grocery shopping and sees that the price of 4 melons is $7.00. write a porportion that kevin can use to find the price of one melon.-7/4----> 7:4

Compound interest Question! Please help

Bernie deposited $4000 into an account that pays 4%/a compounded quarterly during the first year The interest rate on this account is then increased to 0.2% each year. Calculate the balance in bernies

Math question please help

ok im having a math test soon and i know only little bits of math and when i study its hard to concentrate no matter how hard i try im goin through so much stress because im doing bad in math and if i

Tough Abstract Algebra Proof? (I think)

Use a purely group-theoretic argument to show that if F is a field of order p^n, then every element of F* is a zero of x^p^n-x-F* is a group of order p^n - 1 and identity element 1. Therefore for any

How to make a quadratic equation form the solutions x= .5 and =2/3

yea can someone help me? please?!???-Root property: x1+x2= -b/a and x1.x2=c/a0.5+2/3= -b/a or -7/6=b/a and 0.5(2/3)=c/a or 1/3=c/a, we must take c=1 and a=3 then b= -3.5 Now quadratic equation ax^2+bx

Simplify some of these Natural Log Functions - help

Was absent for a few days - got make-up work, clueless - can someone please simplify these functions? Would appreciate it. (1) Ln 5 + ln x = 1 (2) Ln 5 - ln x = 3 (3) ln 1- + ln x^2 = 10 (4) ln (x +

Factor the polynomial by factoring out the opposite of the GCF.

-25x^4 + 30x^2-(Ive never heard of the opposite of the GCF.) Factor out the common factor: -5x^2 (5x^2 - 6)

Help with taking the derivitive

d/dx arctan (ln(x^2))-This involves chain rule. First find the derivative of the outer funtion and keep multiplying with the derivatives of inner functions till all the function whose function is the
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