Simplify the expression. Write the answer with only positive exponents. Assume that all variables represent positive real numbers.
A. 
B. 
C. 
D. 
Answer: B
You might also like to view...
Find the magnitude.Let u = 
. Find the magnitude (length) of the vector: -4u.
A. 100
B. -20
C. 20
D. -20
Solve the equation. If there are no real solutions, write "no real-number solutions."x2 + 4 = 125
A. ±11 B. ±10 C. 11 D. no real-number solutions
Find a matrix A and a column matrix B that describe the following tables involving credits and tuition costs. Find the matrix product AB, and interpret the significance of the entries of this product.
?
A. AB = 
Tuition for Student 2 is $1104 and tuition for Student 1 is $924.
B. AB = 
Tuition for Student 2 is $1119 and tuition for Student 1 is $941.
C. AB = 
Tuition for Student 1 is $1104 and tuition for Student 2 is $924.
D. AB = 
Tuition for Student 1 is $1119 and tuition for Student 2 is $941.
Solve the system. x - y + 3z = -74x + z = -4 x + 5y + z = -29
A. (-4, 0, -5) B. (0, -5, -4) C. (-4, -5, 0) D. No solution