Pleas Help Evaluate the expression for the given values of the variables.

(n + 5)2 for n = −7

When n = −7, the expression is equal to...

What is the logarithmic function modeled by the following table? x f(x) 9 2 27 3 81 4

Simplify a7/a4 a) 1/a3 b)-a/a2 c)a4/a3 d)a3

In the following diagram it is given that dec, ab || dc, ad || eb, and ad is congruent to bc. a)why isn't abc a parallelogram even though it has a pair of parallel sides and a pair of congruent sides b)explain why be must be congruent to bc. further explain what type of triangle this makes triangle abc and what it tells you about angle 1 and angle 2c) finally why must angle 3 be congruent to angle 1? further, explain why we know that angle 3 is congruent to angle 2