Question

1 divided 8+5 squareroot 2

Answer 1

Answer:

(8 - 5√2) / 14

Step-by-step explanation:

Question: 1 / (8 + 5√2)

Conjugate of fraction : (8 - 5√2) / (8 - 5√2)

Multiply original fraction with conjugate

1 /( 8 + 5√2) * (8 - 5√2) / (8 - 5√2)

8 - 5√2 / (8 + 5√2)(8 - 5√2)

Identity: (a + b)(a - b) = (a² - b²)

(8 - 5√2) / (8² - (5√2)²)

(8 - 5√2) / (64 - 50)

(8 - 5√2) / 14

Hope it helps you.

Answer 2

Answer:

Follow the answer step by step and you will get to know everything.