Questions and answers by

Laura

Questions (27)

A rectangular auditorium seats 2184 people. The number of seats in each row exceeds the number of rows by 17. Find the number of
1. 2 answers
2. 142 views
Carol serves the volleyball to Jennifer with an upward velocity of 13ft/s. The ball is 4.5 feet above the ground when she
1. 2 answers
2. 169 views
Marsha serves the volleyball to Sharon with an upward velocity of 21ft/s. The ball is 3.5 feet above the ground when she strikes
1. 3 answers
2. 132 views
Which system will be safe
1. 0 answers
2. 104 views
Which of the two systems in figure 4 do you think will need the largest motor
1. 0 answers
2. 98 views
The position of a point on a line is given by the equation s(t)= 2t^3-3t^2-30t+36 where s is measured in metres and t in
1. 1 answer
2. 956 views
How do you weigh an elephant? ( Chinese riddle )
1. 3 answers
2. 337 views
1. At a college library exhibition of faculty publications, 3 different mathematics books, 4 different social science books, and
1. 2 answers
2. 1,219 views
A 1500-kg wooden roller coaster car traveling at 15 m/s approaches the loading station where the under-track brake strips are
1. 1 answer
2. 578 views
A 10-kg crate is pulled along a horizontal floor by a constant force exerted by a person, Fp = 80N, which acts at a 45◦ angle.
1. 3 answers
2. 896 views
Hi I really need help with the following questions.1. In"My heart leaps up when I behold"Wordsworth says " the child is the
1. 3 answers
2. 1,131 views
Hi can some one please help me simplify the expression and solve the equation.v^2+6v+8/v^2+v-12 divided by v+2/2v-6 thank you.
1. 2 answers
2. 565 views
Given tan 0 = -5/12 determine the possible values of 0 to the nearest hundrethSo what I did is find that tan-1(5/12) equals
1. 1 answer
2. 537 views
Express as a single logarithm2log3 + 4log2 I'm confused as to how to do this, I keep getting the wrong answer. Thank you!
1. 1 answer
2. 3,906 views
For the following value of cos 0, determine the rad value of 0 for pi < 0 < 2pi(greater than or equal to pi and 2pi) -1/2 I
1. 2 answers
2. 600 views
A ferris wheel has a diameter of 100m and the bottom of the wheel is 4m above the ground. It rotates two times every 10 minutes.
1. 3 answers
2. 1,525 views
36^(2x+4) = (square root of 1296)^xSolve for x I'm really stuck on this one too, thank you for your help
1. 7 answers
2. 860 views
log2(log4x) = 1Solve the equation The bases are 2 and 4 respectively, I'm just not sure how to signify that on the keyboard.
1. 3 answers
2. 1,957 views
Solve the inequality algebraically:5/x-3 + 3/2-x > 1 (greater then or equal to one) I know how to do it in theory but I keep
1. 1 answer
2. 612 views
Hi can someone please help me with this?What are the major advantages and disadvantages of an arthropod's exoskeleton? For the
1. 1 answer
2. 882 views
How do you solveLog3(log9x) = 1 I honestly have no idea I can't figure it out :(
1. 1 answer
2. 467 views
15. find the x-intercept by factoring.y=x^2-4x-32 here is what i have (x+4)*(x-8) =0 x=-4 x=8. 16. show how the value of the
1. 2 answers
2. 398 views
The height of a square-based box is 4 cm more than the side length of its square base. If the volume of the box is 225 cm3. What
1. 1 answer
2. 3,481 views
Determine a possible linear function f(x) such that x^2-x-2 < f(x)< x^3-x^2-2x has a solution and state the solution.(the < are
1. 1 answer
2. 494 views
Passenger train leaves 2 hours after a freight train leaves. The freight train travels 14 mph slower than the passenger train.
1. 3 answers
2. 653 views
4 Ag + 2 H2S + O2 = 2 Ag2S + 2 H2Oa) What mass if silver sulfide is formed from the reaction of 0.120g of silver? b) What mass
1. 1 answer
2. 1,322 views
Sean spent 1/5 of his money in the shop and 7/10 IN another what fraction of his money is left
1. 1 answer
2. 517 views