Use the laws of exponents to simplify. Write the answer with positive exponents.
A. 
B. y1/2
C. y
D. y3/4
Answer: B
Mathematics
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Subtract. Check by adding.8599 - 543
A. 7970 B. 8050 C. 8056 D. 56
Mathematics
Add. Simplify, if possible.5
+ 15
A. 5
B. 21
C. 19
D. 20
Mathematics
Write the polynomial in two ways: with its missing terms and by leaving space for them.w3 + 6
A. 
B. 
C. 
D. w3 + 6
w3 + 6
Mathematics
Solve the system. 8x + 3y - z = 77 x - 2y + 8z = 15-7x + y + z = -38
A. {(7, 3, 8)} B. {(7, 8, 3)} C. ? D. {(-7, 8, 14)}
Mathematics