Given that a3 + 1/a3 = 18. Find the value of a4 + 1/a4 - 3

Given that a3 + 1/a3 = 18. Find the value of a4 + 1/a4 - 3

I need help with these, if someone could explain them step-by-step, I would really appreciate it :) 1. 3x² - 48 = 0 2. x² = 36 3. p² - 50 = 0

Examining the blueprints for a rectangular room that is 14 feet longer than it is wide, an electrician determines that a wire run diagonally across this room will be 26 feet long. What is the width...

10th class

What is the importance of quadratic equation in economic ? Examples ? Thank you.

The length of a rectangle is 5 yd more than double the width. And the area of the rectangle is 42 yd ^2 . what are the dementions

How many seconds after jumping is the divers height 5 meters? How long does it take the driver to reach the water?

Solve it with quadratic formula

Steps to take: 1. Draw diagrams 2. Decide what X will stand for 3. Write an equation that uses the variable and the info they give you 4. Set the equation equal to zero 5. Factor 6...

How do we know when a number is less or greater than zero in quadratic equation

in this question there are two variable but i want to find b.

F(x)= 25x^2+16

(Sqrt root6x+4)= ((Sqrt root4x+1)+3)

What is the quadratic formula? What is it used for? Provide a useful example,

Steps to take: 1. Draw diagrams 2. Decide what X will stand for 3. Write an equation that uses the variable and the info they give you 4. Set the equation equal to zero 5. Factor 6...

7kx^2-2x+3=0 find for two solutions write answer as an inequality this question is highly confusing to me

Write a quadratic equation whose roots are 5 and 2 , and whose leading coefficient is 4 . (Use the letter x to represent the variable

If a projectile is launched from a platform 8 feet above the ground with an initial velocity of 64 feet per second, then its trajectory can be modeled by the equation h=-16t2+64t+8, where...

Hi, I'm having a hard time solving this. I keep getting the wrong answer : (x+2)2 - 5(x+3) +6=0

The problem I got was x2-2x+26=0 and the answer ended up being [1+5i,1-5i]. I don't understand how it up being that.