Translate the phrase; then simplify.Find the product of -4 and -20.
A. 76
B. -80
C. 80
D. -76
Answer: C
Mathematics
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Solve the problem.A generator produces an alternating current according to the equation 
, where t is time in seconds and I is the current in amperes. What is the smallest time t such that I = 12?
A. 
sec
B. 
sec
C. 
sec
D. 
sec
Mathematics
Find the intercepts for the equation.
x - y = 4
A. (20, 0); (0, 4) B. (-20, 0); (0, -4) C. (-20, 0); (0, 4) D. (20, 0); (0, -4)
Mathematics
Solve the equation analytically.-4.1x + 1.2 = -25.8 - 1.1x
A. {6.9} B. {6.6} C. {-30} D. {9}
Mathematics
Which of the following functions satisfy the differential equation y' = -8y?(I)y = -e-8x(II)y = e-4x + 3(III)y = 5e-4x(IV)y = 6e-8x
A. II only B. II and III C. III only D. I and IV E. none of these
Mathematics