Question 5 of 30 A book with a mass of 3.3 kg sits on a bookshelf, if it has a gravitational
potential energy of 57 J how high is the shelf? The acceleration of gravity is
9.8 m/s2
0
A 2.5 m
B. 1.5 m
C 3.6 m
OD 1.8m
SUBMIT

Simplify (4x^2 - 8xy + 2y^2) - (9x^2 - 4xy - 7y^2) a. -5x^2 + 4xy + 9y^2 b. -5x^2 - 4xy + 9y^2 c. -5x^2 + 12xy + 4y^2 d. -5x^2 - 4xy - 5y^2

In which direction does the left side of the graph of this function point? a(x) = 3x - x2 + 4x - 2

Suppose you are choosing a 6-digit personal access code. this code is made up of 4 digits chosen from 1 to 9, followed by 2 letters chosen from a to z. any of these digits or letters can be repeated. find the total number of personal access codes that can be formed. 492,804 341,172 39,917,124 4,435,236