Show that, if x^2 + y^2 = 1, then the point (x, y, sqrt( 1 - x^2 - y^2) ) is at a distance 1 unit form the origi

# Ask a Question

### Question Asked by a Student from EXXAMM.com Team

Q 1769167015.     Show that, if x^2 + y^2 = 1, then the point (x, y, sqrt( 1 - x^2 - y^2) ) is at a
distance 1 unit form the origin.

#### HINT

(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

#### Access free resources including

• 100% free video lectures with detailed notes and examples
• Previous Year Papers
• Mock Tests
• Practices question categorized in topics and 4 levels with detailed solutions
• Syllabus & Pattern Analysis