Question

Question 13 of 25

Use the quadratic formula to find the solutions to the quadratic equation
below. Check all that apply.
4x²-x-5=0
D A
B.
C.
332
E.
2/3
54
D. 1
F. -1

Answer 1

D.1

Explanation:

`4x ^(2) - x - 5 = 0 \\ 4x {}^(2) - 5x + 4x - 5 = 0 \\ x(4x - 5) - 1(4x - 5) = 0 \\ (4x - 5)(x - 1) = 0 \\ (4x - 5) = 0 \\ 4x = - 5 \\ (x - 1) = 0 \\ x = 1`