In a reflection across the x-axis a given coordinate (2, -1) transforms itself into which of the following? A. (-2, 0)
B. (-2,1)
C. (0,1)
D. (-2,1)​

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items

If f(x) = 3x2 - 2x+4 and g(x) = 5x + 6x - 8, find (f-g)(x).

12 out of 30 people chose their favourite colour as blue caculate the angle you would use for blue on a pie chart