6z-2 f(1) = I+2 (A) Find all critical values of f. If there are no critical values, enter -1000. If there are more than one, enter them separated by commas. Critical value(s) = -1000 (B) Use interval notation to indicate where f(z) is increasing. Note: When using interval notation in WeBWork, you use I for o, 4 for -00, and U for the union symbol. If there are no values that satisfy the required condition, then enter "f" without the quotation marks. Increasing: -2 (C) Use interval notation to indicate where f(z) is decreasing. Decreasing: -21 (D) Find the I-Coordinates of all local maxima of f. If there are no local maxima, enter -1000. If there are more than one, enter them separated by commas. Local maxima at z = (E) Find the I-coordinates of all local minima of f. If there are no local minima, enter -1000. If there are more than one, enter them separated by commas. Local minima at z = (F) Use interval notation to indicate where f(r) is concave up. Concave up:

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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No need to do the first question.
6z - 2
f(z) =
I+2
(A) Find all critical values of f. If there are no critical values, enter -1000. If there are more than one, enter them separated by commas.
Critical value(s) = -1000
(B) Use interval notation to indicate where f(z) is increasing.
Note: When using interval notation in WeBWorK, you use I for o, 4 for -00, and U for the union symbol. If there are no values that satisfy the required condition, then enter "f"
without the quotation marks.
Increasing:
-2
(C) Use interval notation to indicate where f(z) is decreasing.
Decreasing:
-21
(D) Find the I-Coordinates of all local maxima of f. If there are no local maxima, enter -1000. If there are more than one, enter them separated by commas.
Local maxima at z =
(E) Find the I-coordinates of all local minima of f. If there are no local minima, enter -1000. If there are more than one, enter them separated by commas.
Local minima at z =
(F) Use interval notation to indicate where f(r) is concave up.
Concave up:
Transcribed Image Text:6z - 2 f(z) = I+2 (A) Find all critical values of f. If there are no critical values, enter -1000. If there are more than one, enter them separated by commas. Critical value(s) = -1000 (B) Use interval notation to indicate where f(z) is increasing. Note: When using interval notation in WeBWorK, you use I for o, 4 for -00, and U for the union symbol. If there are no values that satisfy the required condition, then enter "f" without the quotation marks. Increasing: -2 (C) Use interval notation to indicate where f(z) is decreasing. Decreasing: -21 (D) Find the I-Coordinates of all local maxima of f. If there are no local maxima, enter -1000. If there are more than one, enter them separated by commas. Local maxima at z = (E) Find the I-coordinates of all local minima of f. If there are no local minima, enter -1000. If there are more than one, enter them separated by commas. Local minima at z = (F) Use interval notation to indicate where f(r) is concave up. Concave up:
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