Write each expression using the LCD as the denominator.
; 
A. 
; 
B. 
; 
C. 
; 
D. 
; 
Answer: A
Mathematics
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Solve.6x + 10 = 70
A. 10 B. 1 C. 54 D. 58
Mathematics
Solve the problem.A rescue cable attached to a helicopter weighs 2 lb/ft. A 160-lb man grabs the end of the rope and is pulled from the ocean into the helicopter. How much work is done in lifting the man if the helicopter is 30 ft above the water?
A. 6600 ft ? lb B. 1060 ft ? lb C. 4860 ft ? lb D. 5700 ft ? lb
Mathematics
Find z1z2. Express the answer in standard form.z1 = 3
z2 = 5
A. -15i B. 15 C. 15i D. -15
Mathematics
Round to the nearest thousandth.6.49999
A. 6.500 B. 7.000 C. 6.490 D. 6.590
Mathematics