Answer:

1. 9x²

Explanation:

Yan lang alam ko dipa sure kung correct

Verified answer

Answer:

1.) No real roots

SOLUTIONS:

1.) Find discriminant of quadratic equation

= b2 - 4ac

2.) Identify a,b,c through coefficient

a. 1

b. 0

c. 9

3.)Subtitute the value of a, b, c and calculate discriminant

= - 36

4.) Determine number of solution wirh discriminant :

NO REAL ROOTS

2.) X = 4

SOLUTIONS:

Identify the coefficients

x2 - 8x + 16 = 0

a. = 1

b. = -8

c. = 16

(d ko na nasama ung ibang solutions bc mahaba)

3.)

Nasa pic ung solution + the ans.

4.) -2 or x = -3

SOLUTIONS :

1.) x2 + 5x + 6 = 0

2.) a = 1 b = 5 c = 6

3.) x = 5 x 5 - 4 x 6

4.) x = -2 or x = -3

Answer : x = -2 or x = -3