Complete the following tasks for this equation: b/7.8 = -2.15
A. Give an estimate for the solution. Be sure to explain how you arrived at the estimate, either by showing an equation or in words.

B. Solve the equation. Show or explain your work.

C. Compared to your estimate, is your answer reasonable? Explain your answer in complete sentences.

Evaluate 4 a for a = 5 2/3 . express your answer in simplest form.

What is the value of the expression below? (81^2)^1/8

Zroms according to the synthetic division below, which of the following statements are true? check all that apply. 352 -2 6 -12 12 2 4 0 i a. (x-3) is a factor of 2x2 - 2x - 12. b. the number 3 is a root of f(x) = 2x2 - 2x - 12. c. (2x2 - 2x - 12) = (x + 3) = (2x + 4) d. (2x2 - 2x-12) - (x-3) = (2x + 4) e. (x+3) is a factor of 2x2 - 2x - 12. o f. the number -3 is a root of fx) = 2x2 - 2x - 12. previous