The monthly high temperature for Atlantic City. New Jersey, peaks at an average high of 86 ° in July and goes down to an average high of 64 ° in January. Assume that this pattern for monthly high temperatures continues indefinitely and behaves like a cosine wave. a. Write a function of the form H t = A cos B t − C + D to model the average high temperature. The value H t is the average high temperature for month t , with January as t = 0. b. Graph the function from part (a) on the interval 0 , 13 and plot the points 0 , 64 , 6 , 86 and 12 , 64 to check the accuracy of your model.
The monthly high temperature for Atlantic City. New Jersey, peaks at an average high of 86 ° in July and goes down to an average high of 64 ° in January. Assume that this pattern for monthly high temperatures continues indefinitely and behaves like a cosine wave. a. Write a function of the form H t = A cos B t − C + D to model the average high temperature. The value H t is the average high temperature for month t , with January as t = 0. b. Graph the function from part (a) on the interval 0 , 13 and plot the points 0 , 64 , 6 , 86 and 12 , 64 to check the accuracy of your model.
Solution Summary: The author explains how the monthly high temperature continues indefinitely and behaves like a cosine wave. The amplitude of the curve is half the distance between the highest value and lowest value.
The monthly high temperature for Atlantic City. New Jersey, peaks at an average high of
86
°
in July and goes down to an average high of
64
°
in January. Assume that this pattern for monthly high temperatures continues indefinitely and behaves like a cosine wave.
a. Write a function of the form
H
t
=
A
cos
B
t
−
C
+
D
to model the average high temperature. The value
H
t
is the average high temperature for month
t
, with January as
t
=
0.
b. Graph the function from part (a) on the interval
0
,
13
and plot the points
0
,
64
,
6
,
86
and
12
,
64
to check the accuracy of your model.
Use the information to find and compare Δy and dy. (Round your answers to four decimal places.)
y = x4 + 7 x = −3 Δx = dx = 0.01
Δy =
dy =
4. A car travels in a straight line for one hour. Its velocity, v, in miles per hour at six minute intervals is shown
in the table. For each problem, approximate the distance the car traveled (in miles) using the given method,
on the provided interval, and with the given number of rectangles or trapezoids, n.
Time (min) 0 6 12 18|24|30|36|42|48|54|60
Speed (mph) 0 10 20 40 60 50 40 30 40 40 65
a.) Left Rectangles, [0, 30] n=5
b.) Right Rectangles, [24, 42] n=3
c.) Midpoint Rectangles, [24, 60] n=3
d.) Trapezoids, [0, 24] n=4
The bracket BCD is hinged at C and attached to a control cable at B. Let F₁ = 275 N and F2 = 275 N.
F1
B
a=0.18 m
C
A
0.4 m
-0.4 m-
0.24 m
Determine the reaction at C.
The reaction at C
N Z
F2
D
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Area Between The Curve Problem No 1 - Applications Of Definite Integration - Diploma Maths II; Author: Ekeeda;https://www.youtube.com/watch?v=q3ZU0GnGaxA;License: Standard YouTube License, CC-BY