A circle has a diameter of 8 cm. What is its radius?
A. 8cm
B. 12cm
C. 4cm
D. 16cm

Enter the number of complex zeros for the polynomial function in the box. f(x) = x+ + 5x² +6

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.

Drag each equation to the correct location on the table. for each equation, determine the number of solutions and place on the appropriate field in the table.