explanation and working out please. (just letting you know that “-2’1/2“ is 2 whole, 1 over 2 in a fraction.)

explanation and working out please. (just letting you know that “-2’1/2“ is 2 whole, 1 over 2 in a fraction.)

I cannot find the equation of these points, can someone help me?

A parabolic arch supports a bridge. The arch is 200m wide at its base and 4m tall in the middle. How high is a point on the arch that is 20m horizontally from one end?

I know the answer to this problem is 1 but still don't know the solution and find it pretty conflicting. I'm sure the answer is 1.

Can you please provide me with the solution of this problem.

Given the quadratic equation (2k+1)x2 - 3kx+2k-4=0 has no roots.Find the range of the values of k

Given that the equation mx^2 - 7nx + m = 0 hatwo equal roots. Find the ratio m:n

I have this equation that looks like f(x)=0.011x3+2.94x2+104.95x-795 Starting from x=8 and carrying on with only integers, what equation can I use to give me the sum of all...

A shopkeeper mixes two types of items costing 40$ and 50$. If he sells 50 kg of the mixture for 2200$, what may be the quantity of each item?

Out of a group of goats, 2 times the square root of the number of goats were kept in shade, (1/4) of them were taken for grazing and 15 were sold, find the initial number of goats. Answer...

Please solve it in quadratic representation.

You’ve been offered jobs at two different companies, and each company offers a different form of payment. At one company, each day’s take-home pay will be the sum of that day’s wages plus the previous...

7x2 - 10x - 1 = 0

x2 - 2x + 9 = 0 A.)Find discriminant & determine types of solutions B.)Solve with with quadratic formula

(x+1⁄x)2=3(x+1/x)+4

Wendy took a trip from one city to another, a distance of 510 mi. She traveled part of the way by bus, which arrived at the train station just in time for Wendy to complete her journey by train. The...

Don't know how to do this!

need an asnwer asap, im so lost and cant continue on my work until i get this

It is given that one roots the quadratic equation x^2 + (p+3)x - p^2 = 0 , where p is a constant, is negative of the other. Find the value of the product of roots

this is a quadratic equations word problem i cannot seem to answer pls help i need to pass