No student devices needed. Know more
16 questions
Descompunand 4x2+12x+9 veti obtine:
(2x+1)2
(3x+1)2
(2x+3)2
(2x+3(2x-3)
Descompunad 25x2-40x+16 veti obtine:
(5x-8)2
(5x-4)2
(5x-2)2
(5x-4)(5x+4)
Restrângeți x2+8x+16
(x+4)2
(x+8)2
(x+2)2
(x+16)2
Restrângeți 4x2+12x+9
(2x+3)2
(4x+3)2
(2x+6)2
(2x+9)2
Descompunand x2 + 12x + 36 veti obtine:
(x + 12)2
(x - 6)2
(x + 6)2
(x+6)(x−6)
Descompuneti 16a2−25b2
(4a +5b)(4a - 5b)
(5a - 4b)(5a + 4b)
(16a - 25b)(16a +25b)
(4a+5b)2
Descompunand 81x2−49 veti obtine:
(9x-7)(9x+7)
(3x+7)(3x-7)
(9x+8)(9x-8)
(9x−7)2
Descompuneti 7a2−5
(7a−5)(7a+5)
(7a−5)2
(7a−5)(7a +5)
(7a−5)(7a+5)
3x2−23+1=
(3x−1)2
(3x−1)2
(3x +1)2
(3x−1)2
x2−2+x21
(x−x1)2
(x+x1)2
(x+x1)(x−x1)
(x−2)2
425x2+5x+1
(45x+1)2
(25x+1)2
(5x+1)2
(25x−1)2
(x+4)2-25 este egal cu
(x+2)(x+5)
(x-1)(x+9)
(x-9)(x+1)
(x−1)2
(2x-5)2-(x+6)2 este egal cu
(x+5)(3x+3)
(x-11)(3x+1)
(3x+1)(x+5)
(3x+1)2
9(x+2)2−4(x+3)2
x(5x+12)
(5x−6)(13x+30)
(5x+12)2
(3x+6)(2x+6)
Descompunand 1062−942 folosind formulele de calcul prescurtat veti obtine:
1200
2400
12000
4800
Descompunand 1052−2⋅105⋅95 +952 folosind formulele de calcul prescurtat veti obtine:
40000
2000
25
100
Explore all questions with a free account