A rectangle has a height of 7a² and a width of a
+ 5a+ 4.
Express the area of the entire rectangle.
Your answer should be a polynomial in standard form.

Ron has 8 caps and 4 of his caps are blue. thes rest of his cap are red. how many of ron's caps are red

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

Hi i’m not sure how to do question 20 if u could explain how to do it that’d b great