Answer:
option 2: 
Step-by-step explanation:
SOH CAH TOA
cos = 
cos A = 
Use the proportion 8/64 = 12/y. Cross multiply to get 8y = 768. Divide both sides by 8 to get y=96
Answer:
12x^2-22x-14
Step-by-step explanation
Hope this helps, rate this, thanks and brainliest
Answer:
b = 3 or -3 i suppose
Step-by-step explanation: