Evaluate.x2 - 2 when x = -9
A. x2 - 9
B. 77
C. 79
D. -11
Answer: C
You might also like to view...
Decide whether or not the given equation is an identity.tan x + cot x = 2 csc 2x
A. Yes B. No
Solve.Michael's bank contains only nickels, dimes, and quarters. There are 58 coins in all, valued at $4.40. The number of nickels is 2 short of being three times the sum of the number of dimes and quarters together. How many dimes are in the bank?
A. 5 B. 15 C. 10 D. 43
Convert the units.305 mL = 
L
A. 3.05 L B. 30,500 L C. 0.305 L D. 305,000 L
The lists below show five agricultural crops in Alabama, Arkansas, and Louisiana.AlabamaArkansasLouisianasoybeans (s)soybeans (s)soybeans (s) peanuts (p)rice (r)sugarcane (n)corn (c)cotton (t)rice (r)hay (h)hay (h)corn (c)wheat (w)wheat (w)cotton (t)Let U be the smallest possible set that includes all of the crops listed; and let A, K, and L be the sets of five crops in Alabama, Arkansas, and Louisiana, respectively. Find the indicated set.(K ? L)'
A. {p} B. {p, c, n, h, w} C. {c, h, n, r, s, t, w} D. {n, r, t}