What value of c makes 36x^2+84x+c a perfect square trinomial?

a) 49

b) 7

c) 9

d) 4

In 1852 , a person sold a house to a lady for $26. If the lady had put the $26 into a bank account paying 5 % interest, how much would the investment have been worth in the year 2012 if interest were compounded in the following ways? A. monthly B.

7.52 rounded to the nearest tenth is? (explain your answer)

If an investment of $3500 grows to $4500 in 5 years with interest compounding monthly. What is the interest rate?

A researcher asks participants to taste each of three meals and to choose the one they like best. The same foods are in each meal, however the calorie total of each meal is different.

Tony went on an 8-mile run. For the first 1/3 of an hour he ran at a constant speed. For the last 3⁄4 of an hour he ran at a constant speed that was 2 miles per hour faster than his original speed.

If the yield of a garden is 2.6 pounds for each tomato plant, which formula represents y, the total yield of tomatoes, for a garden containing x plants?

If you have $6.13 in your checking account and you take 5.00 off will it over draft?

2y+3=-2x written in slope intercept form

The measures of 13 of the 14 angles of a 14-gon add up to 2,004°. What must the fourteenth angle measure be?

Does y=2x have the constant of porportionality of 2