Answer:
A
Step-by-step explanation:
Answer:
Explanation below.
Step-by-step explanation:
1. a. 
b. 
c. x=144
2. a. 
b. x= 14
3.

4.

I believe the correct answer from the choices listed above is option B. <span>The discriminant of a quadratic equation is negative. One solution is 3+4i . The other would be 3-4i. Hope this answers the question. Have a nice day.</span>
Answer:
35
Step-by-step explanation:

Solving this ^^ would equal t=35.
Answer:
90
Step-by-step explanation:
7 x (3x3) + (3x7) +6
(7 x 9) + 21+6
63 + 21 + 6
90