Solve the system by graphing. Check the coordinates of the intersection point in both equations.y = x - 4y = 3x - 6
A. {(0, 3)}
B. {(1, -3)}
C. {(-1, -5)}
D. {(0, -3)}
Answer: B
Mathematics
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Find y '.y = 
A. 2x + 
B. 2x + 
C. 2x + 
D. 2x - 
Mathematics
In the circuit below, Vin = 7 V, R = 250 ê, xC = 1000 ê at fr, and C = 90 pF. Find fr and Q.
a. fr = 3.1 MHz, Q = 10
b. fr = 1.8 MHz, Q = 4
c. fr = 1.8 MHz, Q = 1.8
d. fr = 1.2 MHz, Q = 6
e. fr = 1.0 MHz, Q = 4
Mathematics
Perform the indicated multiplication.0(-10)
A. 10 B. -10 C. 0 D. -20
Mathematics
Solve the problem.To get an A in biology, Fred must average 90 on six quizzes. Scores on the first five quizzes were 95, 87, 88, 95, and 95. What is the lowest score that Fred can get on the last quiz and still receive an A?
A. 91 B. 80 C. 92 D. 90
Mathematics