What is the equivalent decimal of 14 14/20

Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3

The square root of 9x plus 7 plus the square rot of 2x equall to 7

What does the sign of the slope tell you about a line?