Question

Use the Difference of Squares rule to multiply (7x−3)(7x+3)
HELPPPP

Answer 1

x^4 + 7x^3 + 12x^2

Simplifying

x4 + 7x3 + 12x2

Reorder the terms:

12x2 + 7x3 + x4

Factor out the Greatest Common Factor (GCF), 'x2'.

x2(12 + 7x + x2)

Factor a trinomial.

x2((4 + x)(3 + x))

Final result:

x2(4 + x)(3 + x)

Explanation: