Asked by Moon
Which of the following relations definesthe function š¦=|š„|implicitly?
(A) š¦=š„
(B) š¦2=š„2
(C) š¦3=š„3
(D) xš¦2+š„2=1
(E) š„=|š¦|
(A) š¦=š„
(B) š¦2=š„2
(C) š¦3=š„3
(D) xš¦2+š„2=1
(E) š„=|š¦|
Answers
Answered by
oobleck
recall that |x|
= x is x >= 0
-x if x < 0
so y = Ā±x
y^2 = x^2
Pick B
= x is x >= 0
-x if x < 0
so y = Ā±x
y^2 = x^2
Pick B
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