Which equation is equivalent to log2 y = x + 7? A) y=2^x + 7
B) y=2(x+7)
C) y=2^x +7
D) y= (x+7)^ 2

12 point are triangles pqr and stu congruent? what is the congruency that proves they are congruent? what is the perimeter of triangle pqr?

Proceed as in example 3 in section 6.1 to rewrite the given expression using a single power series whose general term involves xk. ∞ n(n − 1)cnxn − 2 n = 2 − 4 ∞ ncnxn n = 1 + ∞ cnxn n = 0

Which steps could be part of the process in algebraically solving the system of equations, y+5x=x^2+10 and y=4x-10