•ஜ• تـَجمُعْ لـ مآدة الـMath ..استفسآر/نقآش/مسآعده في H.W OnLine ..•’•

[Haioof]

The graph of the function is given in blue. Use transformations to create the function whose graph is shown in red.
y = sqrt(2 x - x^2)
y =
1
Maple Generated Plot Maple Generated Plot

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5. –/8 points Notes Question: SCalcET6M 1.3.029.
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0/8

Find each of the following functions and state their domains.
f(x) = x3 + 3x2
g(x) = 5x2 - 2
(a) f + g =
1

2
reals (0, infinity) x -3 x != +/-sqrt(2/5)

(b) f - g =
3

4
reals (0, infinity) x -3 x != +/-sqrt(2/5)

(c) fg =
5

6
reals (0, infinity) x -3 x != +/-sqrt(2/5)

(d) f/g =
7

8
reals (0, infinity) x -3 x != +/-sqrt(2/5)

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6. –/8 points Notes Question: SCalcET6M 1.3.031.
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0/8

Find each of the following functions and their domains.
f(x) = x2 - 5
g(x) = 2x - 1
(a) f compose g =
1

2
x > 2 x 5 (-infinity, 1] (-infinity, infinity)

(b) g compose f =
3

4
x 5 x > 2 (-infinity, infinity) (-infinity, 1]

(c) f compose f =
5

6
(-infinity, 1] (-infinity, infinity) x 5 x > 2

(d) g compose g =
7

8
(-infinity, infinity) (-infinity, 1] x > 2 x 5

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7. –/8 points Notes Question: SCalcET6M 1.3.033.
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0/8

Find each of the following functions and their domains.
f(x) = 4 - 4x
g(x) = cos(x)
(a) f compose g =
1

2
x > 4 (-infinity, 4] x 0 (-infinity, infinity)


(b) g compose f =
3

4
(-infinity, 4] x > 4 (-infinity, infinity) x 0


(c) f compose f =
5

6
(-infinity, 4] x 0 x > 4 (-infinity, infinity)


(d) g compose g =
7

8
x 0 (-infinity, infinity) (-infinity, 4] x > 4

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8. –/8 points Notes Question: SCalcET6M 1.3.036.
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0/8

Find each of the following functions and their domains.
f(x) = x/(7 + x)
g(x) = sin(3 x)
(a) f compose g =
1

2
x != -7 text( and ) x != -49/8 R x != -7 \(-1, 1\)

(b) g compose f =
3

4
R x != -7 x != -7 text( and ) x != -49/8 \(-1, 1\)

(c) f compose f =
5

6
x != -7 x != -7 text( and ) x != -49/8 R \(-1, 1\)

(d) g compose g =
7

8
R x != -7 text( and ) x != -49/8 x != -7 \(-1, 1\)

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9. 0/1 points All Submissions Notes Question: SCalcET6M 1.3.039.MI.
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0/1

Find f compose g compose h.
f(x) = √x − 1
g(x) = x2
h(x) = x3 + 3
1
Your answer was incorrect, but has changed from what was graded.


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10. –/2 points Notes Question: SCalcET6M 1.3.042.
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0/2

Express the function in the form f compose g. (Use only elementary functions, but not the identity function, g(x) = x.)
F(x) = csc(√x)
f(x) =
1

g(x) =
2

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11. –/2 points Notes Question: SCalcET6M 1.3.045.
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0/2

Express the function in the form f compose g. (Use only elementary functions, but not the identity function, g(x) = x.)
u(t) = sqrt(cos(t)
f (t) =
1

g(t) =
2

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12. –/3 points Notes Question: SCalcET6M 1.3.048.
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0/3

Express the function in the form f compose g compose h. (Use only elementary functions, but not the identity function, g(x) = x.)
H(x) = root9(1 + abs(x))
f(x) =
1

g(x) =
2

h(x) =
3

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13. –/6 points Notes Question: SCalcET6M 1.3.051.
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0/6

Use the given graphs of f and g to evaluate each expression, or if the expression is undefined, enter UNDEFINED.
(a) f(g(2)) = 1

(b) g(f(0)) = 2

(c) (f compose g)(0) = 3

(d) (g compose f)(6) = 4

(e) (g compose g)(-2) = 5

(f) (f compose f)(4) = 6


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14. –/2 points Notes Question: SCalcET6M 1.3.061.
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0/2

(a) If g(x) = 3x + 2 and h(x) = 9x2 + 12x + 9, find a function f such that f compose g = h. (Think about what operations you would have to perform on the formula for g to end up with the formula for h.)
f =
1


(b) If f(x) = 4x + 9 and h(x) = 4x2 + 4x + 5, find a function g such that f compose g = h.
g(x) =
2

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15. –/4 points Notes Question: SCalcET6M 1.3.063.
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0/4

(a) Suppose f and g are even functions.
(i) f + g is 1.
(ii) fg is 2.

(b) What if f and g are both odd?
(i) f + g is 3.
(ii) fg is 4.

بلييييييييييييييييييييييييييييييييييييييز ساعدوني .. قبل مايقفل الاون لاين

[كفاني غرووور]

سلااام

اخواني ابي تطلع الاله الحاسبه اللي ع الجنب مو راضيه تطلع بليز وش اسوي
ابي احط علامه كسر

[Hamsa }~]

سلااام اخواني ابي تطلع الاله الحاسبه اللي ع الجنب مو راضيه تطلع بليز وش اسوي ابي احط علامه كسر

حطي ســلآش..

[علوش الغامدي]

تكفوووووووووووووووووون ابيكم تسسساعدوني ما ادري ليه خطا :(

بـ HW4-1.1

السؤال التاسع : انا نقاطي (3, -3) (7, 3)

الفترات 3 و 7 وطلع لي صح

بس f(x) حليييييت

كذا y=3/2x-6 ويقول لي خطا ليييييييييييييييييه :( في وش الخطا

تكفووون ابي الحل

[Butterfly Hope]

مرحبا ^^

صباااااحو ورد

حبااااااااااايبي بلللللللللللللللييييييييييييييييييييييييز ابغى منكم مساعده

صاحبتي لمن تجي تدخل ع الموقع وتدخل كلمة المرور مايدخل واعطتني رقمها وجربت برضو مو راضي

طيب ايش الحل هيا ماغيرت كلمة السر باسوورد

بللييييييييييييز ردوو ايش نسوي اليوم يقفل حق الابندكسات وهيا لسى ماكملت حل لانو مايفتح معاها :(

ياااااااااااااااارب يسعدكم شوفولنا حل بلييييييييز

كل الشكر والود ^_^

[:(@:(@]

لو سمحتوآ .. متى يقفل .hw4-1.1 ؟

وفين ألقــى حلول النماذج المختلفه ؟

[hoOoma-lazoza]

المشاركة الأصلية كتبت بواسطة dr.selly آآآخ بس تعبت وانا ادور ع الحل الحل بتلاقيه في الصفحه 31 والرد #309 وهذا بعد رابط الاجابه ^^ http://www.skaau.com/vb/showthread.php?t=269206&page=31 الله يوفقك ياارب <<دعواتك لاختبار الفيزيا يوم السبت :$

الله يوفقك ويوفق كل الطلاب والطالبات في اختباراتهم يا رب
ومرا شووووووووووكرا

[dr.loge]

يا جماعه بليز في سؤال حيقفل عليا مو عارفه احله
سؤال 9 في 1.1
Find an expression for the function whose graph is the line segment joining the points (3, -5) and (7, 9). (Assume that these points are in the form (x, f(x)).)
مو راضي تنحل معايا
كتبت Y=5\2X-23\2
ما زبط حتى كتيت بدال 23 25 اش اسوي ساعدوني حيقفل عليا

[نورا ~]

^^
dr.loge

حليتها لكِ طلعت معايا ..
y= 7/2x-31/2

إن شاء الله يكون الحل صح !

[علوش الغامدي]

المشاركة الأصلية كتبت بواسطة butterfly hope مرحبا ^^ صباااااحو ورد حبااااااااااايبي بلللللللللللللللييييييييييييييييييييييييز ابغى منكم مساعده صاحبتي لمن تجي تدخل ع الموقع وتدخل كلمة المرور مايدخل واعطتني رقمها وجربت برضو مو راضي طيب ايش الحل هيا ماغيرت كلمة السر باسوورد بللييييييييييييز ردوو ايش نسوي اليوم يقفل حق الابندكسات وهيا لسى ماكملت حل لانو مايفتح معاها :( ياااااااااااااااارب يسعدكم شوفولنا حل بلييييييييز كل الشكر والود ^_^

يالغ ـلآ خليها تسسسوي ـآستعآدة كلمة المرور ع الايميل .. وتجيها رسالة بالباس
وان شاء الله يفتح معاها