Use the Quadratic Formula to find the exact solutions of x2 + 7x - 4 = 0.

-b

X=-

Vb2 - 4ac

2a

The solution of equation is 0.53,-7.53.

Step-by-step explanation:

Given : Quadratic equation

To find : The solution of equation ?

Solution :

The solution of the quadratic equation is

Here, a=1, b=7 and c=-4.

Substitute the values,

Therefore, the solution of equation is 0.53,-7.53.

answer: give more info

step-by-step explanation:

if you are saying purchasing 3 social media ads and one newspaper ad counts as one purchase then there are:

6 purchases

if you are asking how many of each then:

18 social media ads

6 newspaper ads