Question

What is (2v+5)(2v-5)

Answer 1

Answer:

4v^2-25

Step-by-step explanation:

(2v+5)(2v-5)

Using (a-b)(a+b)=a^2-b^2, simplify the product

(2v)^2-5^2

To raise a product to a power, raise each factor to that power.

4v^2-5^2

Evaluate the power.

4v^2-25