Answer:
Solution is (x+7)(x+8)
Step-by-step explanation:
1) Find what 2 numbers multiply to 56 (c value) and add to 15 (b value)
2) (x+7)(x+8)
I personally was taught this method and am unfamiliar with with the method shown on the worksheet. If my way is unclear, please feel free to ask any more questions you have.
Take the cos-1 of both sides to get 3x=30 then divide by 3 to get ×=10
Answer:
4 x 100 = 400
400 ÷100 = 4
B= 100
Step-by-step explanation: