346 Answered Questions for the topic Quadratic Formula
11/12/20
Find the discriminant of x^2−x+6=0. How many solutions is that?
Follows
•
1
Expert Answers
•1
![]()
11/12/20
Find the discriminant of x^2−x+6=0. How many solutions is that?
Follows
•
1
Expert Answers
•1
![]()
11/10/20
Quadratic Equations
The volume of a cone with height, h (m), and radius r (m), is given by the formula v=1/3 πR^2h. What is the radius of a cone with volume 168cm^3 and height 9cm
Follows
•
1
Expert Answers
•2
![]()
11/10/20
Quadratic Equations
The Height, h meters, of a falling object is related to the time, t seconds, the object has been falling by the formula h = -4.9t^2 + d. Where d meters is the initial height of the object above the...
more
Follows
•
1
Expert Answers
•1
![]()
11/10/20
Quadratic Equations
A rectangular garden had dimensions 6m by 8m. Leonard wants to build a path around the garden. He has 120m^2 of bricks. How wide is the pathway?
Follows
•
1
Expert Answers
•2
![]()
![]()
11/10/20
Quadratic Equations
when a football is kicked with a vertical speed of 20m/s, it's height, h meters, after t seconds is approximated by the formula: h = 20t - 5t^2. How long after the kick is the football at the...
more
Follows
•
1
Expert Answers
•1
![]()
11/10/20
Quadratic Equations
A boat travelled 30km upstream, against the current, to deliver some feed from Elli, to Helmut's farm, it then turned around and headed 35km downstream to dock for the night. If the speed of the...
more
Follows
•
1
Expert Answers
•1
![]()
11/10/20
Quadratic Equations
When two pumps are turned on they can fill the pond at Helmut's farm in seven hours. individually, one pump takes two hours longer than the other to fill the pond. Find the time to fill the pond by...
more
Follows
•
1
Expert Answers
•1
![]()
11/10/20
Quadratic Equations
The hypotenuse of a right triangle measures 20cm. The sum of the lengths of the other two sides is 28cm. find the lengths of these two sides.
Follows
•
1
Expert Answers
•1
![]()
11/10/20
Quadratic Equations
a photograph measuring 16cm by 12cm is to be surrounded by a mat before framing. The width of the mat is to be the same on all sides of the photograph. The area of the mat is equal to the area of...
more
Follows
•
1
Expert Answers
•1
![]()
11/10/20
Quadratic Equations
Ellie travelled 700km by truck to deliver some ostriches to her friend's farm, she then returned the same distance by car. The car averaged 10km/h faster than the truck and took 1 hour less time....
more
Follows
•
1
Expert Answers
•2
![]()
4a^2 + 4b^2 + 33a + 33b =-8 solve for a in terms on b by factoring.
Follows
•
2
Expert Answers
•2
![]()
![]()
Determine all values of a in the quadratic equation that would result in the equation having two integer solutions. X^2 + x + 5ax + 7 = 0
Follows
•
2
Expert Answers
•2
![]()
![]()
Given the quadratic 5x^2 + ax - 1 = 0, what would a need to be in order for the discriminate to be 29?
Follows
•
2
Expert Answers
•3
![]()
Write a quadratic equation in standard form whose solutions are 7 and -5
Follows
•
2
Expert Answers
•1
![]()
Quadratic Formula Algebra 2
11/02/20
Quadratic Formula
what is a quadratic function in standard form that has vertex at (5, 0) and a vertical stretch of -3?(it’s a homework question I’m stuck on)
Quadratic Formula
10/24/20
What is the minimum possible cost per unit?
The cost per unit, C(x), when manufacturing X units is given by the formula: C(x)=2x^2-24x+76What is the minimum possible cost per unit?
Find A and B given the vertex (2,-4)
In this question, A and B means the A and B variables in the equation Y=Ax^2+Bx+c
Follows
•
1
Expert Answers
•1
![]()
Quadratic Formula Algebra 2
10/11/20
Algebra 2 Discriminant Problems Solve for C
Find the values or intervals of k for which each of the following has for:3x2-6x-k=0
two non equal real roots
two imaginary roots
2x^2+4x+k
two non equal real roots
two imaginary roots
10/02/20
NASA launches a rocket at t = 0 seconds. Its height, in meters above sea-level, as a function of time is given by h(t) = − 4.9t^2 + 334t + 255.
NASA launches a rocket at t = 0 seconds. Its height, in meters above sea-level, as a function of time is given by h(t) = − 4.9t^2 + 334t + 255.Assuming that the rocket will splash down into the...
more
Follows
•
2
Expert Answers
•2
![]()
![]()
Quadratic Formula
09/22/20
Math help needed!
A ball is thrown from a height of 157 feet with an initial downward velocity of 9/fts. The ball's height h (in feet) after t seconds is given by the following.=h−157−9t16t2How long after the ball...
more
08/12/20
calculate when ball is at a specific height
given maximum height and when it hits the groundmaximum height = 14mhitting the ground again = 6s determine a quadratic equation in the form of ax^2+bx+ c = 0 that can be used to calculate when...
more
Follows
•
1
Expert Answers
•1
![]()
07/26/20
Quadratic function solving.Need help!
Find the Solution for 5x2+20x+32=0 , where a = 5, b = 20 and c = 32, using the Quadratic Formula.Show all you work. You're welcome to use this quadratic formula calculator, but please explain your...
more
Follows
•
1
Expert Answers
•1
![]()
06/10/20
equation of parabola if axis of symmetry x=-2; passes through (0,7)&(-3,-2)
we have to determine an equation with only the given information:- axis of symmetry is x = -2- passes through point (0,7)- passes through point (-3,-2)
Follows
•
1
Expert Answers
•1
![]()
Algebra 1 Quadratic Formula Questions
Question 1. For the equation x^2 + 14x = -46, the approximate solutions are -8.732 and -5.268. Find the exact solutions by completing the square. Show/Explain your reasoning.Question 2. Here is the...
more
Follows
•
1
Expert Answers
•1
![]()
Still looking for help? Get the right answer, fast.
Ask a question for free
Get a free answer to a quick problem.
Most questions answered within 4 hours.
OR
Find an Online Tutor Now
Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.
