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اطرح:
4f4f4f +++ 15f215f^215f2 === b(f)b(f)b(f) ;;; 2f32f^32f3 +++ 40f40f40f === a(f)a\left(f\right)a(f)
(a−b)(f)=36f−13f2(a-b)(f)=36f-13f^2(a−b)(f)=36f−13f2
(a−b)(f)=44f−17f2(a-b)(f)=44f-17f^2(a−b)(f)=44f−17f2
7y27y^27y2 +++ 10y10y10y === g(y)g\left(y\right)g(y) ;;; 2y22y^22y2 +++ 13y13y13y === f(y)f\left(y\right)f(y)
(f−g)(y)=−5y2+3y(f-g)(y)=-5y^2+3y(f−g)(y)=−5y2+3y
(f−g)(y)=23y+9y2(f-g)(y)=23y+9y^2(f−g)(y)=23y+9y2
50c50c50c === g(c)g\left(c\right)g(c) ;;; 20c20c20c === f(c)f\left(c\right)f(c)
(f−g)(c)=30c(f-g)(c)=30c(f−g)(c)=30c
(f−g)(c)=−30c(f-g)(c)=-30c(f−g)(c)=−30c
3a3a3a === f(a)f\left(a\right)f(a) ;;; 4a4a4a === f(a)f\left(a\right)f(a)
(f−g)(a)=7a(f-g)(a)=7a(f−g)(a)=7a
(f−g)(a)=a(f-g)(a)=a(f−g)(a)=a
a2a^2a2 === t(a)t\left(a\right)t(a) ;;; 5a25a^25a2 === h(a)h\left(a\right)h(a)
(h−t)(a)=6a2(h-t)(a)=6a^2(h−t)(a)=6a2
(h−t)(a)=4a2(h-t)(a)=4a^2(h−t)(a)=4a2
30s230s^230s2 === g(s)g(s)g(s) ;;; 20s20s20s === f(s)f(s)f(s)
(f−g)(s)=20s−30s2(f-g)(s)=20s-30s^2(f−g)(s)=20s−30s2
(f−g)(s)=50s2(f-g)(s)=50s^2(f−g)(s)=50s2
25a25a25a === t(a)t\left(a\right)t(a) ;;; 30a30a30a +++ 40a240a^240a2 === s(a)s(a)s(a)
(s−t)(a)=40a2−5a(s-t)(a)=40a^2-5a(s−t)(a)=40a2−5a
(s−t)(a)=65a(s-t)(a)=65a(s−t)(a)=65a
333 +++ 4s4s4s +++ 111111 +++ 10s10s10s === b(s)b\left(s\right)b(s) ;;; 4s24s^24s2 +++ 20s220s^220s2 === a(s)a\left(s\right)a(s)
(a−b)(s)=24s2+14s+14(a-b)(s)=24s^2+14s+14(a−b)(s)=24s2+14s+14
(a−b)(s)=24s2−14s−14(a-b)(s)=24s^2-14s-14(a−b)(s)=24s2−14s−14
xxx +++ 4x24x^24x2 === g(x)g\left(x\right)g(x) ;;; 3x3x3x +++ 3x3x3x +++ 2x22x^22x2 === f(x)f(x)f(x)
(f−g)(x)=−2x2−2x(f-g)(x)=-2x^2-2x(f−g)(x)=−2x2−2x
(f−g)(x)=6x2−4x(f-g)(x)=6x^2-4x(f−g)(x)=6x2−4x
333 +++ 7t7t7t === g(t)g\left(t\right)g(t) ;;; 333 +++ 5t25t^25t2 === f(t)f\left(t\right)f(t)
(f−g)(t)=5t2−7t(f-g)(t)=5t^2-7t(f−g)(t)=5t2−7t
(f−g)(t)=12t2+6(f-g)(t)=12t^2+6(f−g)(t)=12t2+6
إنتهى الإختبار.