Simplify the following expressions: 1. 12a + 14b + 7a^2 -13b + 3 =

2. (p^4 y^7)^3 =

3. r^8 (ra)^-3 (write without negative exponent) =

4. x^8• (2x)^3 =

The letter tiles shown below are in a bag. whiteout looking i am going to draw one tile. what are my chances of drawing g?

Solve with work both bert and ernie received an increase in their weekly salaries. bert's salary increased from $520 to $520. ernie's salary went from $580 to $645. find the percent of increase for each salary. what was the larger of the two percents ?

For the quadratic function [tex]y=(x+4)^2-1[/tex] , do the following: a) rewrite the function in the standard form, b) rewrite the function in intercept form, c) find the vertex, d) find the y-intercept, e) find the x-intercepts.