a.) Let x = the number of years after 1990 and let y = average cost of a new car. What ordered pairs can be written to express this information? b) Write the equation of the...

a.) Let x = the number of years after 1990 and let y = average cost of a new car. What ordered pairs can be written to express this information? b) Write the equation of the...

What is the value of the discriminant for 5x^2 + 7x = 6 ? How many different real number solutions does the equation have? Thanks SO MUCH for answering! :)

http://i.imgur.com/l2iJATg.png

attached i couldnt write out http://assets.openstudy.com/updates/attachments/554be9d9e4b08c324fbe4f88-nickymail48-1431038441982-uhu.png

{y=x^2+2x-7 {x-y=-5

http://assets.openstudy.com/updates/attachments/55411d97e4b08c713989be9e-nickymail48-1430330794459-jkn.png

A chef is using a mixture of two brands of Italian dressing. The first brand contains 5% vinegar, and the second brand contains 15% vinegar. The chef wants to make 390 milliliters of a dressing that...

If a toy rocket is launched vertically upward from ground level with an initial velocity of 128 feet per second, then it's height h after t seconds is given by the equation h(t) =-16t2+128t(if...

solve the following: a) 3(2z+3)2-9(2z+3)-30 b)0.49k2-36m2

determine the roots of the quadratic equation.(complete the square) express your answer in exact values. 5x2+20x-1=0

Consider the transformation x=vcos(2piu), y=vsin(2piu) a)Describe the image S under T of the unit square R={(u,v,)|0<u<1,0<v<1} b)Find the area of S

A field has a length of 15 feet and with of 6 feet.what is lenght of diagonal field

Can someone help me please?

A 52 foot long chain is divided into 3 parts. The second piece is 2 feet longer than the first. The third piece is 1 foot shorter than the first. A) How long is each piece of the chain...

write an inequality for each. you want to spend at most $10 for a taxi ride. Before you go anywhere, the taxi driver sets the meter at the initial charge of $2. the meter then...

The question is here in the link: http://postimg.org/image/6uq9f3opn/ The last step I could get was: Let K1 and K2 Be constant Z = 1.25(K1)(X ) + 0.64(K2)(Y2) ....

A random sample of passengers boarding a train one morning were asked how far they plan to travel. Below is the results of the survey Fewer than 5 stops( but not to the end)----- 4...

I've been trying to do this pattern for 4 days now. I've even went through and plugged in every number separately and I still can't get the answer. Please help!

You have a coupon for $200 off the price of a computer.When you arrive, you find that the computers are on sale for 20% off. Let x represent the original price of the computer, a. Use function...

The function C=5/9(F-32) converts degrees Fahrenheit F to degrees Celsius C. The function K=C+273 converts Celsius C to degrees Kelvin K. Find the composition of the function K with the function...

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