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For all questions,
a) Identify what type of factoring each expression is. (Write ALL types that apply)
b) Factor fully
a) 2a 3 + 8a 2 + 9a
b) 28x 2 - 7
c) 16x 2 - 40x + 25
d) 5x 2 - 45x + 100
e) 5x 2 + 13x + 6
f) 6a 2 -11a+3

Which number line represents the solution set for the inequality -1/2x> 24?

Lin is writing an equation to model the proportional relationship between y, the total cost in dollars of downloading videos from a website, and x, the number of videos downloaded. she knows that the total cost to download 3 videos was $12. her work to find the equation is shown below. joylin’s work step 1 k= 3/12= 0.25 step 2 y= 0.25x where did joylin make her first error?

Is there an x intercept in the equation 60*1.15^x