Use rational exponents to simplify the radical. If rational exponents appear after simplifying, write the answer in radical notation.
A.
B.
C.
D. 10,000y4
Answer: A
Mathematics
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Solve the problem.A merchant has coffee worth $40 a pound that she wishes to mix with 90 pounds of coffee worth $80 a pound to get a mixture that can be sold for $70 a pound. How many pounds of the $40 coffee should be used?
A. 30 lb B. 60 lb C. 15 lb D. 120 lb
Mathematics
Solve. +
=
+
A.
B.
C.
D. 40
Mathematics
Solve the equation using the quadratic formula.4x2 = -6x - 1
A.
B.
C.
D.
Mathematics
Provide an appropriate response.Is -2, -6, -10, -14, . . . an arithmetic sequence?
A. Yes B. No
Mathematics