URGENT I need answer now please

Which inverse trigonometric function will determine the measurement of B?

tan -1(0.75)
cos -1(0.6)
cot (0.75)
sin -1(0.8)

Which of the following equations is of the parabola whose vertex is at (2, 3), axis of symmetry parallel to the y-axis and p = 4? a.)y-3 = 1/16 (x-2)^2 b.)y+3 = -1/16 (x+2)^2 c.)x-2 = 1/16 (y-3)^2

The graph and table shows the relationship between y, the number of words jean has typed for her essay and x, the number of minutes she has been typing on the computer. according to the line of best fit, about how many words will jean have typed when she completes 60 minutes of typing? 2,500 2,750 3,000 3,250

Which spreadsheet would be used to compute the first nine terms of the geometric sequence a^n=32•(1/2)n-1