Answer:
look it up on slader.com thats the sams problem that i have had before and it worked on slader.
There are lots of videos on YouTube on how to do it I’m not completely sure so I don’t want to tell you something false
A=-2;b=9;c=9;
delta=b^2-4*a*c
root1=(-b+(delta^(0.5)))/(2*a)
<span>root2=(-b-(delta^(0.5)))/(2*a)
delta =153
root1 = -0.8423
root2 =<span> 5.3423
Correct Answer is D</span></span>
Answer:41.81 degrees
Step by step solution: see photo
Both of them together have 690 because you subtract 152 from 421 so...
421-152=269
Then add 269 to 421
421+269=690