Question

i need someone to check over my answers :D

Answer 1

1. Solve by using the perfect squares method.

(2x + 4)2 = 64

(Points : 4)
{–2, 6}
--> {2, –6}
{1, –5}
{–1, 5}

Question 2. 2. Solve.

x2 – 5x – 6 = 0

(Points : 4)
{2, 3}
{–2, –3}
{–1, 6}
-->{1, –6}

Question 3. 3. What value should be added to the expression to create a perfect square?

x2 – 10x

(Points : 4)
5
25
100
--> –100

Question 4. 4. Solve.

x2 + 8x + 10 = 0

(Points : 4)








Question 5. 5. Solve:

6x2 + 12x = 0

(Points : 4)
{–6, –2}



{0, 2}

{0, –2}

Question 7. 7. Calculate the discriminant.

x2 – 3x + 5 = 0

(Points : 4)
9
7
–7
--> –11

Answer 2

5 was the first one and ignore question 4

Answer 3

first one is right....let me keep checking..hold on

Answer 4

2nd one is wrong

Answer 5

3rd one is wrong

Answer 6

5. (0,-2)

Answer 7

could you give me the correct answers?

Answer 8

oh...and 7 is correct

Answer 9

7 is corect

Answer 10

i like ur hot pic