Which value if x in the interval pi over 2 < x < pi makes the line tangent to the function f(x) = square root of 2 + 2 cos x horizontal A. Pi over 4

B. Pi over 2

C. 2pi over 3

D. 3pi over 4

E. Pi

4 + 5 7/9= 9 7/9

step-by-step explanation:

alright well the answers to your question is

2xy/9 hope this have a nice day : )

step-by-step explanation:

step-by-step explanation:

because 1/3 is a fraction. we can tell because there is a divisor symbol between the 1 and the 3. if we were to add 2 fractions together, we would add the numerators, which is the number on top, but not the denominators, which is the number on the bottom

1/3+1/3=2/3

hope this !

= 5

step-by-step explanation:

to find the 15th term substitute n = 15 into the nth term formula

= (- 3 × 15 ) + 50 = - 45 + 50 = 5