Needed on highlighted questions! 20 points

For this case we must solve the following questions:

Question 1:

We must solve the following quadratic equation:

We subtract 1 from both sides of the equation:

We apply square root to eliminate the exponent:

The solution is not real.

Option D

Question 2:

We must solve the following quadratic equation:

We factor the equation, that is, we must look for two numbers that when multiplied give as result 24 and when summed with -10. These numbers are -6 and -4:

The roots are:

Option D

Question 3:

We must complete squares of the following expression:

We add

Then:

Then, to complete the square, add it to both sides

Option C

the fist one is not equalvalent but i think th second one isand the third isnt definetly or the last one is i think. hope this !

step-by-step explanation: