Answer:
i dont know the language .................
Step-by-step explanation:
Hey You!
2 11/16 = 2.6875 as a decimal.
That's Your Answer! ^
No picture attached, if it is a right angle angle 2 = 28 (72+28 = 90)
Answer:
3
Step-by-step explanation:
f(x) = 2x^2 + 1
f(-1) means that wherever you see an x on the right hand side, you substitute -1.
f(-1) = 2(-1)^2 + 1 = 2 + 1 = 3
