Rewrite each expression using the base only once 1) 7^3 x 7^4 2) (-6)^12 x (-6)^5 x (-6)^2 3) 2^2 x 2^7 x 2^0

Find the sum of 4x^{2} -4+6 and -7^{2} +3x+1

In which figure is de bc ? a. figure 1 b. figure 2 c. figure 3 d. figure 4

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