Answer:
and
Step-by-step explanation:
The given quadratic equation is:
simplifying the above quadratic equation, we get
⇒ and
Therefore, the solution of the quadratic equation is:
and .
Thus, option A is correct.
Answer: d=7.5
Step-by-step explanation: 5.5=−2+d d−2+2=5.5+2 d=7.5
8+(-13)=(-5). Hope this helps!