Perform the indicated operations and simplify the result. Leave the answer in factored form.
? 
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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AP = 4.0 dB and Pin = 0.5 W. Find PO.
a. 1.00 W b. 2.50 W c. 1.26 W d. 6.00 W e. 8.00 W
Mathematics
Evaluate the expression 
for the given values of the variables.x = -4.2 , y = 0.06
A. -41.4 B. -4.14 C. -70 D. -7
Mathematics
Write the equation of the line with the given slope and y-intercept.m = -2, b = 3
A. y = 2x - 3 B. y = -3x + 2 C. y = -2x + 3 D. y = 3x - 2
Mathematics
Solve the problem.A company installs 5000 light bulbs. Each bulb has an average life of 500 hours with a standard deviation of 100 hours. The life of each bulb is approximated by a normal curve. Find the number of bulbs that can be expected to last less than 500 hours.
A. 2500 B. 3000 C. 2400 D. 1000
Mathematics