# Recently Submitted Homework Problems for Following Grade: High School

117. What is the difference b/w relation and function. It would be great if you could give some real life example.(Answered)

142. what is the dimension of amount of a substance (Answered)

1823. After takeoff, an airplane climbs at an angle of 35° at a speed of 180 ft/sec. How long does it take for the airplane to reach an altitude of 14,000 ft? (Round your answer to one decimal place.)

min (Answered)

1305. the phillies were accused of cheating their beer customers by not putting enough beer in their 12oz cups. when 15 cups were sselected at random, they were found to have a mean of 11.7 ounces with a standard deviation of 0.5 ounces. At the .01 signifance leel, est the claim that the customers are being cheated (Answered)

1343. an employer boasts that full time bemployees have a mean income of at least $35,000. A sample of 200 employees was considered. Their mean salary was $34,000 Assume a population standard deviation of $4,000. Does her claim seem reasonable at a 0.05 level of significance? (Answered)

1603. Can you please help me out with these math questions?

Given that:

a. A(n+1) = A(n)+2n+3, with A(0). Find A(6)

b. u(n+2)-2u(n+1)+u(n)=1, with u(0)=2 and u(1)= -1. Find u(6). (Answered)

1865. Evaluate the following limit:

lim(x->inf) sqrt (3x^2+8x+6) - sqrt (3x^2+3x+1 (Answered)

1865. Evaluate the following limit:

lim(x->inf) sqrt (3x^2+8x+6) - sqrt (3x^2+3x+1 (Answered)

2126. what is center of mass (Answered)

2302. Find the location (x-values) of the turning points of the function f(x)=-x^3+4x^2+2x-8? (Answered)

2996. i need to find the inverse of y=abs(x-3)+2 (Answered)

3309. The width of a rectangular rug is 4 feet. if the perimeter is 20 feet, what is the length of rug? (Answered)

5293. factorise into linear factors:

13-x^(2) (Answered)