1 a) What is the value of cos 60° as a fraction in its simplest form?
2
b)
60°
8 cm
5 cm
b
Show that b = 7
+

Complete the solution of the equation. find the value of y when x equals -5. -4x - 8y = -52

Which expression do you get when you eliminate the negative exponents of 4a^2 b^216a^-3 b

Determine the common ratio and find the next three terms of the geometric sequence. 10, 2, 0.4, a. 0.2; -0.4, -2, -10 c. 0.02; 0.08, 0.016, 0.0032 b. 0.02; -0.4, -2, -10 d. 0.2; 0.08, 0.016, 0.0032 select the best answer from the choices provided a b c d