Answer:
D. 13
Step-by-step explanation:
well since it's a quadratic equation, it can be written in the form of ax²+bx+c=0. So we have a=1, b=b and c= -30. Also the roots are given by the equation-
x= -b±
/2a. So all I did was put the number from the choices which would satisfy the sqrt part and that turned out to be 13 since 
= 
= 17. So b=13.
Answer:
5, 6 and 9 , 10 so E and F.
Step-by-step explanation:
Answer:
62
Step-by-step explanation:
anything plus 1 equals 62.
Hope this helps. Have a nice day you amazing bean child.
( jk jk. It's 2)
Answer: 18°F
Step-by-step explanation: if you add 21 and -3 you get 18
