Question

5 plus 2under root 6 whole power x square minus 3 plus 5 minus 2 under root 6 whole power x square minus 3 equal to 10

Answer 1

Answer:

10

Step-by-step explanation:

• First Step :
• $(5 + \sqrt{2})x^{2} - 3 + (5 - \sqrt{2})x^{2} - 3 = 10 \\ = 5x ^{2} - 15 + 2 \sqrt{6} x^{2} - 5x ^{2} + 15 - 2 \sqrt{6} x^{2} + 6 \sqrt{6} = 10$
• Second Step: Then Subtract The + - Sum
• $5x^{2} + 5x^{2} = 10x^{2}$

I Hope you help it

Answer 2

Answer:

Step-by-step explanation:

root( 5+2^x2-3) +( root 5-2)^x2-3

powers are equal so cancel +2 and -2 so 5+5=10

or using the identity a+ root b )^×2-3 + a- root b)^×2-3 = 2a