Multiply and simplify. Assume that all variables represent positive real numbers.?

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Multiply and simplify. Assume that all variables represent positive real numbers.?

(√6 - √12) (√2 + √3)

a. 2√3 - 3√2 + 2√6 + 6
b. 2√3 + 3√2 - 2√6 + 6
c. 2√3 + 3√2 - 2√6 - 6
d. 2√3 + 3√2 + 2√6 + 6

2007-12-13 03:52:45 · 4 answers · asked by peachy 1 in Science & Mathematics ➔ Mathematics

4 answers

(√6 – √12) (√2 + √3)
(√6 × √2 + √6 × √3 – √12 × √2 – √12 × √3
= √12 + √18 – √24 – √36
= 2√2 + 3√2 – 2√6 – 6 ---------option c.

c. 2√3 + 3√2 - 2√6 - 6

2007-12-13 04:07:22 · answer #1 · answered by Pranil 7 · 0⤊ 0⤋

c. 2â3 + 3â2 - 2â6 - 6

2007-12-13 03:57:01 · answer #2 · answered by catsfanj 3 · 0⤊ 0⤋

= â12 + â18 -â24 - â36
= 2â3 + 3â2 -2â6 -6
Answer is c

2007-12-13 03:59:48 · answer #3 · answered by ironduke8159 7 · 0⤊ 0⤋

The correct answer is c.

2007-12-13 04:06:54 · answer #4 · answered by walker 1 · 0⤊ 0⤋