Solve for x. use the completing the square method. 5x2−2x−10=0 round decimals to the nearest tenth.

ANSWER

x=-1.2 or x=1.6

EXPLANATION

The given equation is:

Group and combine the constant terms:

Divide through by 5

Add the square of the coefficient of x to both sides:

The left hand side is now a perfect square

Take square root:

x=-1.2 or x=1.6

the answer is c. hope this !

step-by-step explanation:

the correct answer is x/3+10≥32

hope this !