Factor the polynomial completely x^4 - 40^2 + 39

Factor the polynomial completely x^4 - 40^2 + 39

In class our professor turned: (3n)*5 + (1/2) * 2(3n-1) into 3n(6) - 1 How is this possible and what steps were used to make this happen? Thanks a bunch!

How do you factor (n(t) - dn(t)) + b(n(t) - dn(t)) to become (1+b)(1-d)n(t) ?

I want to know how to factor the equation using the box method/unfoil method thank you

If you could help me solve this question that would be great! Thank you!

How would you factor y = -3x2 - 18x -20? With your answer, what would your x values be when y = 0? Show your steps. Explain why your x values have 2 answers.

use factoring to solve

Solve for x by factoring where 0≤x≤2∏ √3 sinx tanx=3 sinx

can anyone help me with this?

It is algebra 1 and is truely hard

2x3y + 8xy - 4x2y - 16y Part A: Rewrite the expression so that the GCF is factored completely. Part B: Rewrite the expression completely factored...

Factor the GCF: 9a2b3 + 24a3b2 - 15a2b (This question is on my homework guide and I do not know how to solve it. Can someone please show me the steps of solving...

A rectangular poster covers an area of 380.16 square inches of a display board. The width of the poster is 12 inches less than its length.

Please factor.

x(p+1)-(p+1)

When I factor an expression I am not sure if it's completely factored

I need to know this for a review packet

a^3–a a3–a

The long side of a rectangle is 3x+21 units, and it's area is 3x^2+33x+84. Find the width

a square wooden table has a side length of (3x+5) inches and there is a square tissue box sitting on the table which has a side of (x-4) inches. What is the area of the top of the end table that...