138 Answered Questions for the topic High School: Math
Can someone please help me with this statistics word problem?
You have been saving the same amount of money every week. If you have been saving five dollars more than a number for five weeks less than that number, how much money have you saved so far? Explain... more
If the area of a rectangle is 5l3 + 5l2w - 2lw - 2w2, find its length and width. A = lw
Please explain your reasoning.
Worded indicies problem- Find temperature of liquid
When a liquid is placed into a refrigerator, its temperature T°C at a time t minutes is given by the formula T=T*10^-kt The temperature is initially 100°C and drops to 40°C in 5 minutes. Find... more
Wally blew 1/4 of his income last week on video games and 1/8 on fast foo. If he spent a combined $84 on these things, what was his income last week?
Translate the word p into an equation then solve. Please help!!
Gisele has $5.90 in quarters and nickels. If she has 16 more nickels than quarters, how many quarters does she have?
Translate the word problem into an equation then solve. Please Help!!
Two sports cars are 675 miles apart and traveling toward each other. The first is going 65 mph and the second is going 85 mph. How many hours will it be -
- before the two cars meet? Write your answer a a decimal. Please Help!!
Mrs.Chandler invested $75,000. Some was invested in bonds that earned a 5% profit, and the rest was put into stocks that earned 8% profit. How much did-
Mrs. Chandler invest in bonds if her total profit on both types of investments was $4,380? Translate the word problem into an equation then solve. Please Help!!
Two numbers have a sum of 24, and 7 times the first number minus the second number is equal to 16. What is the smallest number?
I'm supposed to translate the word problem into a system of equations then solve. Please help!!
Find the sum of the interior angles in an octagon.
Algebra 1 Study Guide Question Please Help
Write x2 - 8x + 13 = 0 in the form (x-a)2 = b, where a and b are integers.
What are the approximate solutions
What are the approximate solutions of 2x2 - 7x = 3 rounded to the nearest hundredth? A. No real solutions B. x = - 0.77 and x = 7.77 C. x = -0.39 and x = 3.89 D. x = -3.89 and x = 0.39 ... more
Determine the reasonable domain
A food packet is dropped from a helicopter and is modeled by the function f(x) = -15x2+ 6000. The graph below shows the height f(x), in feet, of the food packet at different times x, in... more
Drill Sergeant Jones can scare one new recruit every 16 seconds. Drill Sergeant Smith can scare one every 22 seconds. Together, how many seconds will it take -
to scare 38 new recruit? Please help me!!
At her latest concert, she was Bitsy was only able to sell 910 tickets for a total of $15,620 (barely enough to pay her agent). If regular seats cost $18.50 -
And mezzanine seats (the only other option) cost $16.25, how many mezzanine tickets were sold?
Beachcomber #1, found only a few seashells along the shore. Beachcomber #2 found 7 more than Beachcomber #1. Beachcomber #3 was the best of all. He found 5 -
more than Beachcomber #2. If all three Beachcombers found a total of 82 seashells, how many did Beachcomber #1 find?
Find a transformation that maps the square [0,1]X[0,1] onto the rectangle whose vertices are (0,1), (1,0), (4,3), and (3,4).
Functions Math Question
If f(x) = (x-1)2, show that f(p+a) = f(1-p) Please show me how to solve a problem as such, thank you!
Marine barber #1 can shave on head every 24 seconds. Marine barber #2 can shave on head every 18 seconds. Together, how many seconds will it take them to shave-
21 heads. Please help me!!
In a kite ABCD, AB=AD; BC = CD; CAD = 40 and CBD = 60. Calculate (a) WZY (b) XWZ (c) WYZ (plz answer fast.)
Please help me. first you need to draw the diagram of a kite and then find the answers i need it ASAP for my school because it is a project which goes in the mid term test mark :(
Find f(x+h) given f(x)
If f(x) = 3x2+5x-2, find [f(x+h)-f(x)]/h I got an answer of 1, but I'm very skeptical of my answer :') Please help!
Solving an inequality
Solve the following: a) 25 ≤ x2 b) (2x-3)/(x+1) ≥ 1
Factorise completely: a4-13a2+3b
Use differential equation and given point to find f(x)
Use the differential equation and the given point to find f(x). dy/dx= (-48)/(3x+5)^2 Point: (-1,3)
4. At a constant temperature, the volume of a gas V is inversely proptional to its pressure p. By what percentage will the pressure of a gas change if its volume increases by 25%? all I know is... more
The point (-3, 3) lies on the terminal side of an angle in standard position. Find the value of theta in degrees.
Anybody know how to solve it and what's the answer?