Select all intervals in which a real zero is located for the function f(x)= x^4 – 2x^3 + 3x^2 – 5. A) x = –2 and x = -1
B) x = -1 and x = 0
C) x = 0 and x = 1
(D) x = 1 and x = 2
E) X = 2 and x = 3
F) x = 3 and x = 4

Divide the following fractions 3/4 ÷ 2/3 1/2 8/9 9/8 2

Each month, a shopkeeper spends 5x + 14 dollars on rent and electricity. if he spends 3x−5 dollars on rent, how much does he spend on electricity? for which value(s) of x is the amount the shopkeeper spends on electricity less than $100? explain how you found the value(s).

Find the area of the regular hexagon if a side is 20 cm.