Solve the equation.7x = 35
A. 5
B. 35
C. 4
D. 245
Answer: A
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Solve the problem.A glass has circular cross sections that taper (linearly) from a radius of 5 cm at the top of the glass to a radius of 4 cm at the bottom. The glass is 13 cm high and full of lemonade. How much work is required to drink all the lemonade through a straw if your mouth is 4 cm above the top of the glass? Assume the density of lemonade equals the density of water. Round to two decimal places when appropriate.
A. 0.26 J B. 1.68 J C. 30.22 J D. 0.82 J
Simplify the expression involving rational exponents.
-4/3
A. 
B. Not a real number
C. 
D. - 
Solve the problem.If m varies directly as p, and m = 54 when p = 6, find m when p is 8.
A. m = 36 B. m = 81 C. m = 64 D. m = 72
Given the matrices A and B, find the matrix product AB.A = 
, B = 
Find AB.
A. 
B. 
C. 
D. 