Please Help :((, 1.) What Is The Nature Of The Roots Of The Quadratic Equation X?+ 6x - 16 = 0?, A.

PLEASE HELP :((

1.) What is the nature of the roots of the quadratic equation x² + 6x - 16 = 0?
A. Rational but not equal
B. Irrational but not equal
C. Real and equal
D. No real roots

2.) Describe the roots of quadratic equation when the value of b² - 4ac is 0?

A. Rational but not equal
B. Irrational but not equal
C. Real and equal
D. No real roots

3.) What is the sum of the roots of the quadratic equation x² + 3x + 2 = 0?

A. 3
B. -3
C. 2
D. -2

4.) What is the product of the roots of
4x² + 16x + 15 = 0?

A. - 15/4
B. 15/4
C. - 4/15
D. 4/15

5.) Give the quadratic equation in the form ax² + bx + c = 0,if the roots are - 3 and 7?

A. x² + 4x - 21 = 0
B. x² - 4x + 21 = 0
C. 2x² + 3x - 4 = 0
D. x² - 4x - 21 = 0

 

Answer:

1. A.

2.A.

3.C.

4.D.

5.B.