Math miscellaneousHard
Question
Let x, y, z ∈ R such that 2x2 + y2 + 2z2 - 8x + 2y - 2xy +2xz - 16 z + 35 = 0, then determine x + y + z :
Options
A.0
B.-1
C.1
D.2
Solution
(x - y - 1)2 + (x + z - 3)2 + (z - 5)2 = 0
Create a free account to view solution
View Solution FreeMore Math miscellaneous Questions
In a right angle ᐃABC, ∠A = 90o and sides a, b, c are respectively, 5 cm, 4 cm and 3 cm. If a force F has mo...A person wants to reach from A to B by moving upward or rightward direction only taking one unit step at time, then numb...The value of b for which the equations x2 + bx + 1 = 0, x2 + x + b = 0 have one root in common is :-...Let f(x) = If f(x) is continuous in, then f is...The Boolean expression ~ (p ∨ q) ∨ (~ p ∧ q) is equivalent to :...