1) in a geometric progression, the first termis 21 and the subsequent terms aredetermined by multiplying the precedingterm by 2. what is the sum of the first 25terms of this sequence? a. 176,160,763b. 352,321,525c. 704,643,051d. 724,897,062

Acarnival sold tickets for $1.50 for adults and $1.00 for students. there were 54 tickets sold for a total of $70.50. write a system of equations to represent the number of adult tickets, x, and the number of student tickets, y. find the solution and explain what it means. i'll you if you me

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (-4, 0) and (6,0). the y-intercept of thefirst parabola is (0, –12). the y-intercept of the second parabola is (0-24). what is the positive difference between the avalues for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth.

Which of the following is equal to the rational expression when x is not equal to -2 or -6?