Solve the problem.A football team gained 40 yards on one play, lost 33 yards on another, and gained 37 yards on the last play of the first half. They had already gained 268 yards during the half. What was the total yardage gain for the first half?
A. 345 yards
B. 378 yards
C. 224 yards
D. 312 yards
Answer: D
Mathematics
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In the circuit below, R1 = 3.3 Kê, R2 = 5.6 Kê, R3 = 4.7 Kê, and C = 846 pF. What is fCO of an equivalent Norton circuit?
a. 843 KHz
b. 521 KHz
c. 470 KHz
d. 213 KHz
e. 131 KHz
Mathematics
Simplify the complex rational expression using Method I or Method II.
A. 
B. (x - 4)(x + 3)
C. 
D. 
Mathematics
Determine whether (f(g(x)) = x and whether (g (f(x)) = x.f(x) = 
, g(x) = x2
A. No, no B. No, yes C. Yes, yes D. Yes, no
Mathematics
Solve the problem.The square of the difference between a number and 9 is 9. Find the number(s).
A. 78, 84 B. 6, 12 C. 12 D. 90
Mathematics