Y=6X2 +19x-15 and Y=-12x=15

Y=6X2 +19x-15 and Y=-12x=15

Cobalt-57 is used in medical testing and has a half-life of about 272 days, which means after 272 days, half of the Cobalt-57 has decayed to a less radioactive and more stable form. The function for...

r=x h=x+9 A polynomial expression in terms of x for the surface area is S(x) =

Find the product. (3x − 8)3x Algebra 2 HW that i'm struggling on

There are 750 students in a school, and every student is enrolled in at least one class. The number of students in each class follows. A total of 600 students are taking English. A...

Ms. Sanchez receives a shipment of 45 calculators, but 2 of them are defective. Ms. Sanchez asks a student to test the calculators. What is the probability that the first two calculators...

Carmen hopes to sell a lot of dance recital tickets so that she can win a raffle at her dance company. For every dance recital ticket she sells, her name is written on a raffle ticket and entered...

When the two digits of a two digit number are added together, the answer is 12. The two digit number obtained by swapping the digits around is 18 more than the origional number. Fine the two digi...

3 log x + 4 log y - log z

I'm so confused by this question! Please help! Find a model for the data below. Assume x is the number of years since 2004. Data 2004- 1 Million users 2009- 250...

A scientist sets up a pipette he will use to drip a chemical into a beaker full of water. The concentration of the chemical in the beaker over time is modeled by C(x), where x is time in minutes....

1. Harry deposits $2400 in an account that pays 7% simple interest, and $3500 in a second account which has a higher interest rate but is more risky. What interest rate must he get on the second account...

A car decelerates at a constant rate as it approaches a red light. The velocity of the car in meters per second as it decelerates is modeled by the function f(x)=−4x+20, where x is time in seconds...

The inequality | x - 48.7 | < 3.2 describes the percentage of students who took the SATs during their junior year at Whitemore High School during the last five years. Find this range. ____%...

the sum of the length, width, and height of a rectangular box is 16cm, the width is twice the height, and twice the length exceeds the sum of the width and height by 5. Find the length width and height...

Gus buys a new car for $35,000. Each year, the car’s value depreciates 12% (this means it loses 12% of its value each year). Gus models the value of his car for any given year after purchase using...

Find the zeros of the function- 1) f(x)=-5x^4+20x^3+60x^2 2) g(x)=-x^3-x^2+30x

What equation would you use to calculate what grade you would need to get a grade of a 98 average? Ex. If you have a 1st semester average of 89. What 3rd and 4th quarter...

please find the major and minor axis of the ellipse x^2/100 + y^/36= 100

Suppose Juan and Pedro each throw a baseball into the air. The height of Juan’s baseball is given by h(t) = -16t2 +79t +6 , where h is in feet and t is in seconds. The height of Pedro’s baseball...