3 years ago

3.simplifyyyyyyyyyyyyyyyyyyy

Mathematics

2 answers:

Charra [1.4K]3 years ago

4 0

Answer:

C. 7

Step-by-step explanation:

garik1379 [7]3 years ago

4 0

Answer:

(3+√2)(3-√2) = 7

Step-by-step explanation:

We have given a expression.

(3+√2)(3-√2)

We have to simplify above expression.

We use difference formula to solve above expression.

(a-b)(a+b) = a²-b²

(3+√2)(3-√2) = (3)²-(√2)²

(3+√2)(3-√2) = 9-2

(3+√2)(3-√2) = 7 which is the answer.

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