Answers

2015-03-15T11:05:08+05:30
1]x²+[3+7]x+3*7
x²+10x+21

2]4x²+[5+1]4x+5
16x²+24x+5

3]4x²+[-6]4x+5
16x²-24x+5

4]4x²+[4]4x+-5
16x²+16x-5

5]2x²+[8y]2x+15y²
4x²+16xy+15y²

6][2a²]²+14*2a²+45
4a^4+28a²+45

7]xyz²+[-6]xyz+8
x²y²z²-6xyz+8
0
2015-03-15T13:48:42+05:30
1]x²+[3+7]x+3*7
x²+10x+21

2]4x²+[5+1]4x+5
16x²+24x+5

3]4x²+[-6]4x+5
16x²-24x+5

4]4x²+[4]4x+-5
16x²+16x-5

5]2x²+[8y]2x+15y²
4x²+16xy+15y²

6][2a²]²+14*2a²+45
4a^4+28a²+45

7]xyz²+[-6]xyz+8
x²y²z²-6xyz+8
0