Consider the general questions (-1)^n , where n is a natural number(1,2,3…). What will it evaluate to, for a given value of n?
Consider the general questions (-1)^n , where n is a natural number(1,2,3…). What will it evaluate to, for a given value of n?
a scientist has two solutions: Solution A contains 60%salt and solution B is 90% salt. she wants to obtain 120 onces of a mixture that is 80% salt. How many ounces of each solution should she use...
Find an ordered pair(x,y) that is a solution to 7x-3y=8.
is -3 between -2 and 2?
A rectangular lot has length (2x^2+10) feet and width of (x^2+2x+2) feet. what is its perimeter?
Maria walks x yards in 15 minutes. if she continues to walk at the same rate, how many more yards does she walk in the next 7 minutes.
1) (cscx + cotx) / (tanx + sinx) = cotxcscx 2) (1/secx) -secx = -sinx 3) (1-tan^2x / 1-cot^2x) = -tan^2x
Find how many questions were on the quiz
A committee of 4 people is chosen from 9 women and 9 men. How many different committees are possible that consist of 2 women and 2 men?
1. { x+5y+4z=28 { 2y+3z=18 { z=4 2. { x+y+z=-6 { x -z=-2 {...
its an absolute value inequality that represents each set of numbers.
Its a essential question
Chemisty: chemical bonds
A 84,000 trust is to be invested in bond paying 8%, CDs passing 7% and mortgages paying 9%. The soon is the bond and CD investment must equal the mortgage investment. To earn an $7010 annual income...
{ 3y-x<9 { y+2x<10 { y≥0
Round off answer to nearest integer.
this is for my algebra 2 online class. i'm a freshman in college so its a college level class (obviously) but i cant find where to figure this particular question out?? help!!!
The equation is (2x+1)(3x) From what I know, wouldn't you multiply 2 by 3, then add the x's which would be 6x2. then leave the one, so then you have 6x2+1. But the answer...
I consistently have gotten this question wrong. When the following equation is balanced properly under acidic conditions, what are the coefficients of the species shown __Al3+...
4x+y≤-5