Answer:
Write the quadratic equation in general form then choose the value of “b”.
(2x-1)(x+5)=0
<u>A.)9</u>
B.)10
C.)11
Step-by-step explanation:
Expand 
Which is 

So the value of B is 9
I think there are 12
so there are 40 beads on the short one
and 60 on the long one so i multiplied 8*1.5 and got 12
Because arcsin or sin-1 only gives outputs that are in the first and fourth quadrant.
5pi / 6 is in the second quadrant.
Answer:
91
Step-by-step explanation:
This is a 180° line and it would be 180-89=91.
This isn't much but hope it helps .^.
Answer:
Can you do it in english? I can't read in spanish sorry.