Question
Calcul les produits suivants en simplifiant , puis donne les résultat sous une fraction iréductible.
a = -7/25 x -5/8
b= 18/-49 x 14/27
c : 45/28 x 7/-15
d = -2/6 x ( -21/11 )
e : 21/32 x 108 / 49
f = -26 x -5/39
g = 8/5 x -5/21 x ( -9/16 )
a = -7/25 x -5/8
b= 18/-49 x 14/27
c : 45/28 x 7/-15
d = -2/6 x ( -21/11 )
e : 21/32 x 108 / 49
f = -26 x -5/39
g = 8/5 x -5/21 x ( -9/16 )
Asked by: USER1367
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284 Answers
Answer (284)
a = -7/25 x -5/8
a = 35/200
a = 5 x 7 / 5 x 40
a = 7/40
b= 18/-49 x 14/27
b = - 252/1323
b = 63 x - 4 / 63 x 21
b = - 4/21
c = 45/28 x 7/-15
c = - 315/420
c = 105 x - 3 / 105 x 4
c = - 3/4
d = -2/6 x ( -21/11 )
d = 42/66
d = 6 x 7 / 6 x 11
d = 7/11
e = 21/32 x 108 / 49
e = 2268/1568
e = 28 x 81 / 28 x 56
e = 81/56
f = -26 x -5/39
f = 130/39
f = 13 x 10 / 13 x 3
f = 10/3
g = 8/5 x -5/21 x ( -9/16 )
g = - 40/105 x - 9/16
g = 360/1680
g = 120 x 3 / 120 x 14
g = 3/14
a = 35/200
a = 5 x 7 / 5 x 40
a = 7/40
b= 18/-49 x 14/27
b = - 252/1323
b = 63 x - 4 / 63 x 21
b = - 4/21
c = 45/28 x 7/-15
c = - 315/420
c = 105 x - 3 / 105 x 4
c = - 3/4
d = -2/6 x ( -21/11 )
d = 42/66
d = 6 x 7 / 6 x 11
d = 7/11
e = 21/32 x 108 / 49
e = 2268/1568
e = 28 x 81 / 28 x 56
e = 81/56
f = -26 x -5/39
f = 130/39
f = 13 x 10 / 13 x 3
f = 10/3
g = 8/5 x -5/21 x ( -9/16 )
g = - 40/105 x - 9/16
g = 360/1680
g = 120 x 3 / 120 x 14
g = 3/14
a = -7/25 x -5/8
a = -7x-5/5x5x8
a = 7/40
b= 18/-49 x 14/27
b = 2x9x2x7/-7x7x9x3
b = -4/21
c : 45/28 x 7/-15
c = 3x3x5x7/4x7x-5x3
c = -3/4
d = -2/6 x ( -21/11 )
d = 2x3x7/2x3x11
d = 7/11
e : 21/32 x 108 / 49
e = 3x7x3x9x4/8x4x7x7
e = 9x9/8x7
e = 81/56
f = -26 x -5/39
f =2x13x5/3x13
f = 10/3
g = 8/5 x -5/21 x ( -9/16 )
g = 8x5x3x3/5x3x7x8x2
g = 3/14
a = -7x-5/5x5x8
a = 7/40
b= 18/-49 x 14/27
b = 2x9x2x7/-7x7x9x3
b = -4/21
c : 45/28 x 7/-15
c = 3x3x5x7/4x7x-5x3
c = -3/4
d = -2/6 x ( -21/11 )
d = 2x3x7/2x3x11
d = 7/11
e : 21/32 x 108 / 49
e = 3x7x3x9x4/8x4x7x7
e = 9x9/8x7
e = 81/56
f = -26 x -5/39
f =2x13x5/3x13
f = 10/3
g = 8/5 x -5/21 x ( -9/16 )
g = 8x5x3x3/5x3x7x8x2
g = 3/14